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check_ast_ag.cpp
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check_ast_ag.cpp
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#include "ast.h"
#include "ast_gen.h"
#include "parser.h"
void check_ast_ag(size_t& good, size_t& bad) {
AstGen::Gen const
x = Ast::Identifier("x"),
y = Ast::Identifier("y"),
z = Ast::Identifier("z");
#define CHECK_AST(expr, ast) ++(Parser::check_ast(expr, ast)?good:bad)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wlogical-not-parentheses"
#pragma GCC diagnostic ignored "-Wparentheses"
CHECK_AST("( not x)/ -y%z", ( not x)/ -y%z);
CHECK_AST("( not x/ -y)%z", ( not x/ -y)%z);
CHECK_AST(" not (x)/ -y%z", not (x)/ -y%z);
CHECK_AST(" not (x/ -y)%z", not (x/ -y)%z);
CHECK_AST(" not x/( -y)%z", not x/( -y)%z);
CHECK_AST(" not x/ -(y)%z", not x/ -(y)%z);
CHECK_AST("( not x)/ -y% +z", ( not x)/ -y% +z);
CHECK_AST("( not x/ -y)% +z", ( not x/ -y)% +z);
CHECK_AST(" not (x)/ -y% +z", not (x)/ -y% +z);
CHECK_AST(" not (x/ -y)% +z", not (x/ -y)% +z);
CHECK_AST(" not x/( -y)% +z", not x/( -y)% +z);
CHECK_AST(" not x/ -(y)% +z", not x/ -(y)% +z);
CHECK_AST("( not x)/ -y% -z", ( not x)/ -y% -z);
CHECK_AST("( not x/ -y)% -z", ( not x/ -y)% -z);
CHECK_AST(" not (x)/ -y% -z", not (x)/ -y% -z);
CHECK_AST(" not (x/ -y)% -z", not (x/ -y)% -z);
CHECK_AST(" not x/( -y)% -z", not x/( -y)% -z);
CHECK_AST(" not x/ -(y)% -z", not x/ -(y)% -z);
CHECK_AST("( not x)/ -y% not z", ( not x)/ -y% not z);
CHECK_AST("( not x/ -y)% not z", ( not x/ -y)% not z);
CHECK_AST(" not (x)/ -y% not z", not (x)/ -y% not z);
CHECK_AST(" not (x/ -y)% not z", not (x/ -y)% not z);
CHECK_AST(" not x/( -y)% not z", not x/( -y)% not z);
CHECK_AST(" not x/ -(y)% not z", not x/ -(y)% not z);
CHECK_AST("( not x)/ not y%z", ( not x)/ not y%z);
CHECK_AST("( not x/ not y)%z", ( not x/ not y)%z);
CHECK_AST(" not (x)/ not y%z", not (x)/ not y%z);
CHECK_AST(" not (x/ not y)%z", not (x/ not y)%z);
CHECK_AST(" not x/( not y)%z", not x/( not y)%z);
CHECK_AST(" not x/ not (y)%z", not x/ not (y)%z);
CHECK_AST("( not x)/ not y% +z", ( not x)/ not y% +z);
CHECK_AST("( not x/ not y)% +z", ( not x/ not y)% +z);
CHECK_AST(" not (x)/ not y% +z", not (x)/ not y% +z);
CHECK_AST(" not (x/ not y)% +z", not (x/ not y)% +z);
CHECK_AST(" not x/( not y)% +z", not x/( not y)% +z);
CHECK_AST(" not x/ not (y)% +z", not x/ not (y)% +z);
CHECK_AST("( not x)/ not y% -z", ( not x)/ not y% -z);
CHECK_AST("( not x/ not y)% -z", ( not x/ not y)% -z);
CHECK_AST(" not (x)/ not y% -z", not (x)/ not y% -z);
CHECK_AST(" not (x/ not y)% -z", not (x/ not y)% -z);
CHECK_AST(" not x/( not y)% -z", not x/( not y)% -z);
CHECK_AST(" not x/ not (y)% -z", not x/ not (y)% -z);
CHECK_AST("( not x)/ not y% not z", ( not x)/ not y% not z);
CHECK_AST("( not x/ not y)% not z", ( not x/ not y)% not z);
CHECK_AST(" not (x)/ not y% not z", not (x)/ not y% not z);
CHECK_AST(" not (x/ not y)% not z", not (x/ not y)% not z);
CHECK_AST(" not x/( not y)% not z", not x/( not y)% not z);
CHECK_AST(" not x/ not (y)% not z", not x/ not (y)% not z);
CHECK_AST("(x)/y+z", (x)/y+z);
CHECK_AST("(x/y)+z", (x/y)+z);
CHECK_AST("x/(y)+z", x/(y)+z);
CHECK_AST("(x)/y+ +z", (x)/y+ +z);
CHECK_AST("(x/y)+ +z", (x/y)+ +z);
CHECK_AST("x/(y)+ +z", x/(y)+ +z);
CHECK_AST("(x)/y+ -z", (x)/y+ -z);
CHECK_AST("(x/y)+ -z", (x/y)+ -z);
CHECK_AST("x/(y)+ -z", x/(y)+ -z);
CHECK_AST("(x)/y+ not z", (x)/y+ not z);
CHECK_AST("(x/y)+ not z", (x/y)+ not z);
CHECK_AST("x/(y)+ not z", x/(y)+ not z);
CHECK_AST("(x)/ +y+z", (x)/ +y+z);
CHECK_AST("(x/ +y)+z", (x/ +y)+z);
CHECK_AST("x/( +y)+z", x/( +y)+z);
CHECK_AST("x/ +(y)+z", x/ +(y)+z);
CHECK_AST("(x)/ +y+ +z", (x)/ +y+ +z);
CHECK_AST("(x/ +y)+ +z", (x/ +y)+ +z);
CHECK_AST("x/( +y)+ +z", x/( +y)+ +z);
CHECK_AST("x/ +(y)+ +z", x/ +(y)+ +z);
CHECK_AST("(x)/ +y+ -z", (x)/ +y+ -z);
CHECK_AST("(x/ +y)+ -z", (x/ +y)+ -z);
CHECK_AST("x/( +y)+ -z", x/( +y)+ -z);
CHECK_AST("x/ +(y)+ -z", x/ +(y)+ -z);
CHECK_AST("(x)/ +y+ not z", (x)/ +y+ not z);
CHECK_AST("(x/ +y)+ not z", (x/ +y)+ not z);
CHECK_AST("x/( +y)+ not z", x/( +y)+ not z);
CHECK_AST("x/ +(y)+ not z", x/ +(y)+ not z);
CHECK_AST("(x)/ -y+z", (x)/ -y+z);
CHECK_AST("(x/ -y)+z", (x/ -y)+z);
CHECK_AST("x/( -y)+z", x/( -y)+z);
CHECK_AST("x/ -(y)+z", x/ -(y)+z);
CHECK_AST("(x)/ -y+ +z", (x)/ -y+ +z);
CHECK_AST("(x/ -y)+ +z", (x/ -y)+ +z);
CHECK_AST("x/( -y)+ +z", x/( -y)+ +z);
CHECK_AST("x/ -(y)+ +z", x/ -(y)+ +z);
CHECK_AST("(x)/ -y+ -z", (x)/ -y+ -z);
CHECK_AST("(x/ -y)+ -z", (x/ -y)+ -z);
CHECK_AST("x/( -y)+ -z", x/( -y)+ -z);
CHECK_AST("x/ -(y)+ -z", x/ -(y)+ -z);
CHECK_AST("(x)/ -y+ not z", (x)/ -y+ not z);
CHECK_AST("(x/ -y)+ not z", (x/ -y)+ not z);
CHECK_AST("x/( -y)+ not z", x/( -y)+ not z);
CHECK_AST("x/ -(y)+ not z", x/ -(y)+ not z);
CHECK_AST("(x)/ not y+z", (x)/ not y+z);
CHECK_AST("(x/ not y)+z", (x/ not y)+z);
CHECK_AST("x/( not y)+z", x/( not y)+z);
CHECK_AST("x/ not (y)+z", x/ not (y)+z);
CHECK_AST("(x)/ not y+ +z", (x)/ not y+ +z);
CHECK_AST("(x/ not y)+ +z", (x/ not y)+ +z);
CHECK_AST("x/( not y)+ +z", x/( not y)+ +z);
CHECK_AST("x/ not (y)+ +z", x/ not (y)+ +z);
CHECK_AST("(x)/ not y+ -z", (x)/ not y+ -z);
CHECK_AST("(x/ not y)+ -z", (x/ not y)+ -z);
CHECK_AST("x/( not y)+ -z", x/( not y)+ -z);
CHECK_AST("x/ not (y)+ -z", x/ not (y)+ -z);
CHECK_AST("(x)/ not y+ not z", (x)/ not y+ not z);
CHECK_AST("(x/ not y)+ not z", (x/ not y)+ not z);
CHECK_AST("x/( not y)+ not z", x/( not y)+ not z);
CHECK_AST("x/ not (y)+ not z", x/ not (y)+ not z);
CHECK_AST("( +x)/y+z", ( +x)/y+z);
CHECK_AST("( +x/y)+z", ( +x/y)+z);
CHECK_AST(" +(x)/y+z", +(x)/y+z);
CHECK_AST(" +(x/y)+z", +(x/y)+z);
CHECK_AST(" +x/(y)+z", +x/(y)+z);
CHECK_AST("( +x)/y+ +z", ( +x)/y+ +z);
CHECK_AST("( +x/y)+ +z", ( +x/y)+ +z);
CHECK_AST(" +(x)/y+ +z", +(x)/y+ +z);
CHECK_AST(" +(x/y)+ +z", +(x/y)+ +z);
CHECK_AST(" +x/(y)+ +z", +x/(y)+ +z);
CHECK_AST("( +x)/y+ -z", ( +x)/y+ -z);
CHECK_AST("( +x/y)+ -z", ( +x/y)+ -z);
CHECK_AST(" +(x)/y+ -z", +(x)/y+ -z);
CHECK_AST(" +(x/y)+ -z", +(x/y)+ -z);
CHECK_AST(" +x/(y)+ -z", +x/(y)+ -z);
CHECK_AST("( +x)/y+ not z", ( +x)/y+ not z);
CHECK_AST("( +x/y)+ not z", ( +x/y)+ not z);
CHECK_AST(" +(x)/y+ not z", +(x)/y+ not z);
CHECK_AST(" +(x/y)+ not z", +(x/y)+ not z);
CHECK_AST(" +x/(y)+ not z", +x/(y)+ not z);
CHECK_AST("( +x)/ +y+z", ( +x)/ +y+z);
CHECK_AST("( +x/ +y)+z", ( +x/ +y)+z);
CHECK_AST(" +(x)/ +y+z", +(x)/ +y+z);
CHECK_AST(" +(x/ +y)+z", +(x/ +y)+z);
CHECK_AST(" +x/( +y)+z", +x/( +y)+z);
CHECK_AST(" +x/ +(y)+z", +x/ +(y)+z);
CHECK_AST("( +x)/ +y+ +z", ( +x)/ +y+ +z);
CHECK_AST("( +x/ +y)+ +z", ( +x/ +y)+ +z);
CHECK_AST(" +(x)/ +y+ +z", +(x)/ +y+ +z);
CHECK_AST(" +(x/ +y)+ +z", +(x/ +y)+ +z);
CHECK_AST(" +x/( +y)+ +z", +x/( +y)+ +z);
CHECK_AST(" +x/ +(y)+ +z", +x/ +(y)+ +z);
CHECK_AST("( +x)/ +y+ -z", ( +x)/ +y+ -z);
CHECK_AST("( +x/ +y)+ -z", ( +x/ +y)+ -z);
CHECK_AST(" +(x)/ +y+ -z", +(x)/ +y+ -z);
CHECK_AST(" +(x/ +y)+ -z", +(x/ +y)+ -z);
CHECK_AST(" +x/( +y)+ -z", +x/( +y)+ -z);
CHECK_AST(" +x/ +(y)+ -z", +x/ +(y)+ -z);
CHECK_AST("( +x)/ +y+ not z", ( +x)/ +y+ not z);
CHECK_AST("( +x/ +y)+ not z", ( +x/ +y)+ not z);
CHECK_AST(" +(x)/ +y+ not z", +(x)/ +y+ not z);
CHECK_AST(" +(x/ +y)+ not z", +(x/ +y)+ not z);
CHECK_AST(" +x/( +y)+ not z", +x/( +y)+ not z);
CHECK_AST(" +x/ +(y)+ not z", +x/ +(y)+ not z);
CHECK_AST("( +x)/ -y+z", ( +x)/ -y+z);
CHECK_AST("( +x/ -y)+z", ( +x/ -y)+z);
CHECK_AST(" +(x)/ -y+z", +(x)/ -y+z);
CHECK_AST(" +(x/ -y)+z", +(x/ -y)+z);
CHECK_AST(" +x/( -y)+z", +x/( -y)+z);
CHECK_AST(" +x/ -(y)+z", +x/ -(y)+z);
CHECK_AST("( +x)/ -y+ +z", ( +x)/ -y+ +z);
CHECK_AST("( +x/ -y)+ +z", ( +x/ -y)+ +z);
CHECK_AST(" +(x)/ -y+ +z", +(x)/ -y+ +z);
CHECK_AST(" +(x/ -y)+ +z", +(x/ -y)+ +z);
CHECK_AST(" +x/( -y)+ +z", +x/( -y)+ +z);
CHECK_AST(" +x/ -(y)+ +z", +x/ -(y)+ +z);
CHECK_AST("( +x)/ -y+ -z", ( +x)/ -y+ -z);
CHECK_AST("( +x/ -y)+ -z", ( +x/ -y)+ -z);
CHECK_AST(" +(x)/ -y+ -z", +(x)/ -y+ -z);
CHECK_AST(" +(x/ -y)+ -z", +(x/ -y)+ -z);
CHECK_AST(" +x/( -y)+ -z", +x/( -y)+ -z);
CHECK_AST(" +x/ -(y)+ -z", +x/ -(y)+ -z);
CHECK_AST("( +x)/ -y+ not z", ( +x)/ -y+ not z);
CHECK_AST("( +x/ -y)+ not z", ( +x/ -y)+ not z);
CHECK_AST(" +(x)/ -y+ not z", +(x)/ -y+ not z);
CHECK_AST(" +(x/ -y)+ not z", +(x/ -y)+ not z);
CHECK_AST(" +x/( -y)+ not z", +x/( -y)+ not z);
CHECK_AST(" +x/ -(y)+ not z", +x/ -(y)+ not z);
CHECK_AST("( +x)/ not y+z", ( +x)/ not y+z);
CHECK_AST("( +x/ not y)+z", ( +x/ not y)+z);
CHECK_AST(" +(x)/ not y+z", +(x)/ not y+z);
CHECK_AST(" +(x/ not y)+z", +(x/ not y)+z);
CHECK_AST(" +x/( not y)+z", +x/( not y)+z);
CHECK_AST(" +x/ not (y)+z", +x/ not (y)+z);
CHECK_AST("( +x)/ not y+ +z", ( +x)/ not y+ +z);
CHECK_AST("( +x/ not y)+ +z", ( +x/ not y)+ +z);
CHECK_AST(" +(x)/ not y+ +z", +(x)/ not y+ +z);
CHECK_AST(" +(x/ not y)+ +z", +(x/ not y)+ +z);
CHECK_AST(" +x/( not y)+ +z", +x/( not y)+ +z);
CHECK_AST(" +x/ not (y)+ +z", +x/ not (y)+ +z);
CHECK_AST("( +x)/ not y+ -z", ( +x)/ not y+ -z);
CHECK_AST("( +x/ not y)+ -z", ( +x/ not y)+ -z);
CHECK_AST(" +(x)/ not y+ -z", +(x)/ not y+ -z);
CHECK_AST(" +(x/ not y)+ -z", +(x/ not y)+ -z);
CHECK_AST(" +x/( not y)+ -z", +x/( not y)+ -z);
CHECK_AST(" +x/ not (y)+ -z", +x/ not (y)+ -z);
CHECK_AST("( +x)/ not y+ not z", ( +x)/ not y+ not z);
CHECK_AST("( +x/ not y)+ not z", ( +x/ not y)+ not z);
CHECK_AST(" +(x)/ not y+ not z", +(x)/ not y+ not z);
CHECK_AST(" +(x/ not y)+ not z", +(x/ not y)+ not z);
CHECK_AST(" +x/( not y)+ not z", +x/( not y)+ not z);
CHECK_AST(" +x/ not (y)+ not z", +x/ not (y)+ not z);
CHECK_AST("( -x)/y+z", ( -x)/y+z);
CHECK_AST("( -x/y)+z", ( -x/y)+z);
CHECK_AST(" -(x)/y+z", -(x)/y+z);
CHECK_AST(" -(x/y)+z", -(x/y)+z);
CHECK_AST(" -x/(y)+z", -x/(y)+z);
CHECK_AST("( -x)/y+ +z", ( -x)/y+ +z);
CHECK_AST("( -x/y)+ +z", ( -x/y)+ +z);
CHECK_AST(" -(x)/y+ +z", -(x)/y+ +z);
CHECK_AST(" -(x/y)+ +z", -(x/y)+ +z);
CHECK_AST(" -x/(y)+ +z", -x/(y)+ +z);
CHECK_AST("( -x)/y+ -z", ( -x)/y+ -z);
CHECK_AST("( -x/y)+ -z", ( -x/y)+ -z);
CHECK_AST(" -(x)/y+ -z", -(x)/y+ -z);
CHECK_AST(" -(x/y)+ -z", -(x/y)+ -z);
CHECK_AST(" -x/(y)+ -z", -x/(y)+ -z);
CHECK_AST("( -x)/y+ not z", ( -x)/y+ not z);
CHECK_AST("( -x/y)+ not z", ( -x/y)+ not z);
CHECK_AST(" -(x)/y+ not z", -(x)/y+ not z);
CHECK_AST(" -(x/y)+ not z", -(x/y)+ not z);
CHECK_AST(" -x/(y)+ not z", -x/(y)+ not z);
CHECK_AST("( -x)/ +y+z", ( -x)/ +y+z);
CHECK_AST("( -x/ +y)+z", ( -x/ +y)+z);
CHECK_AST(" -(x)/ +y+z", -(x)/ +y+z);
CHECK_AST(" -(x/ +y)+z", -(x/ +y)+z);
CHECK_AST(" -x/( +y)+z", -x/( +y)+z);
CHECK_AST(" -x/ +(y)+z", -x/ +(y)+z);
CHECK_AST("( -x)/ +y+ +z", ( -x)/ +y+ +z);
CHECK_AST("( -x/ +y)+ +z", ( -x/ +y)+ +z);
CHECK_AST(" -(x)/ +y+ +z", -(x)/ +y+ +z);
CHECK_AST(" -(x/ +y)+ +z", -(x/ +y)+ +z);
CHECK_AST(" -x/( +y)+ +z", -x/( +y)+ +z);
CHECK_AST(" -x/ +(y)+ +z", -x/ +(y)+ +z);
CHECK_AST("( -x)/ +y+ -z", ( -x)/ +y+ -z);
CHECK_AST("( -x/ +y)+ -z", ( -x/ +y)+ -z);
CHECK_AST(" -(x)/ +y+ -z", -(x)/ +y+ -z);
CHECK_AST(" -(x/ +y)+ -z", -(x/ +y)+ -z);
CHECK_AST(" -x/( +y)+ -z", -x/( +y)+ -z);
CHECK_AST(" -x/ +(y)+ -z", -x/ +(y)+ -z);
CHECK_AST("( -x)/ +y+ not z", ( -x)/ +y+ not z);
CHECK_AST("( -x/ +y)+ not z", ( -x/ +y)+ not z);
CHECK_AST(" -(x)/ +y+ not z", -(x)/ +y+ not z);
CHECK_AST(" -(x/ +y)+ not z", -(x/ +y)+ not z);
CHECK_AST(" -x/( +y)+ not z", -x/( +y)+ not z);
CHECK_AST(" -x/ +(y)+ not z", -x/ +(y)+ not z);
CHECK_AST("( -x)/ -y+z", ( -x)/ -y+z);
CHECK_AST("( -x/ -y)+z", ( -x/ -y)+z);
CHECK_AST(" -(x)/ -y+z", -(x)/ -y+z);
CHECK_AST(" -(x/ -y)+z", -(x/ -y)+z);
CHECK_AST(" -x/( -y)+z", -x/( -y)+z);
CHECK_AST(" -x/ -(y)+z", -x/ -(y)+z);
CHECK_AST("( -x)/ -y+ +z", ( -x)/ -y+ +z);
CHECK_AST("( -x/ -y)+ +z", ( -x/ -y)+ +z);
CHECK_AST(" -(x)/ -y+ +z", -(x)/ -y+ +z);
CHECK_AST(" -(x/ -y)+ +z", -(x/ -y)+ +z);
CHECK_AST(" -x/( -y)+ +z", -x/( -y)+ +z);
CHECK_AST(" -x/ -(y)+ +z", -x/ -(y)+ +z);
CHECK_AST("( -x)/ -y+ -z", ( -x)/ -y+ -z);
CHECK_AST("( -x/ -y)+ -z", ( -x/ -y)+ -z);
CHECK_AST(" -(x)/ -y+ -z", -(x)/ -y+ -z);
CHECK_AST(" -(x/ -y)+ -z", -(x/ -y)+ -z);
CHECK_AST(" -x/( -y)+ -z", -x/( -y)+ -z);
CHECK_AST(" -x/ -(y)+ -z", -x/ -(y)+ -z);
CHECK_AST("( -x)/ -y+ not z", ( -x)/ -y+ not z);
CHECK_AST("( -x/ -y)+ not z", ( -x/ -y)+ not z);
CHECK_AST(" -(x)/ -y+ not z", -(x)/ -y+ not z);
CHECK_AST(" -(x/ -y)+ not z", -(x/ -y)+ not z);
CHECK_AST(" -x/( -y)+ not z", -x/( -y)+ not z);
CHECK_AST(" -x/ -(y)+ not z", -x/ -(y)+ not z);
CHECK_AST("( -x)/ not y+z", ( -x)/ not y+z);
CHECK_AST("( -x/ not y)+z", ( -x/ not y)+z);
CHECK_AST(" -(x)/ not y+z", -(x)/ not y+z);
CHECK_AST(" -(x/ not y)+z", -(x/ not y)+z);
CHECK_AST(" -x/( not y)+z", -x/( not y)+z);
CHECK_AST(" -x/ not (y)+z", -x/ not (y)+z);
CHECK_AST("( -x)/ not y+ +z", ( -x)/ not y+ +z);
CHECK_AST("( -x/ not y)+ +z", ( -x/ not y)+ +z);
CHECK_AST(" -(x)/ not y+ +z", -(x)/ not y+ +z);
CHECK_AST(" -(x/ not y)+ +z", -(x/ not y)+ +z);
CHECK_AST(" -x/( not y)+ +z", -x/( not y)+ +z);
CHECK_AST(" -x/ not (y)+ +z", -x/ not (y)+ +z);
CHECK_AST("( -x)/ not y+ -z", ( -x)/ not y+ -z);
CHECK_AST("( -x/ not y)+ -z", ( -x/ not y)+ -z);
CHECK_AST(" -(x)/ not y+ -z", -(x)/ not y+ -z);
CHECK_AST(" -(x/ not y)+ -z", -(x/ not y)+ -z);
CHECK_AST(" -x/( not y)+ -z", -x/( not y)+ -z);
CHECK_AST(" -x/ not (y)+ -z", -x/ not (y)+ -z);
CHECK_AST("( -x)/ not y+ not z", ( -x)/ not y+ not z);
CHECK_AST("( -x/ not y)+ not z", ( -x/ not y)+ not z);
CHECK_AST(" -(x)/ not y+ not z", -(x)/ not y+ not z);
CHECK_AST(" -(x/ not y)+ not z", -(x/ not y)+ not z);
CHECK_AST(" -x/( not y)+ not z", -x/( not y)+ not z);
CHECK_AST(" -x/ not (y)+ not z", -x/ not (y)+ not z);
CHECK_AST("( not x)/y+z", ( not x)/y+z);
CHECK_AST("( not x/y)+z", ( not x/y)+z);
CHECK_AST(" not (x)/y+z", not (x)/y+z);
CHECK_AST(" not (x/y)+z", not (x/y)+z);
CHECK_AST(" not x/(y)+z", not x/(y)+z);
CHECK_AST("( not x)/y+ +z", ( not x)/y+ +z);
CHECK_AST("( not x/y)+ +z", ( not x/y)+ +z);
CHECK_AST(" not (x)/y+ +z", not (x)/y+ +z);
CHECK_AST(" not (x/y)+ +z", not (x/y)+ +z);
CHECK_AST(" not x/(y)+ +z", not x/(y)+ +z);
CHECK_AST("( not x)/y+ -z", ( not x)/y+ -z);
CHECK_AST("( not x/y)+ -z", ( not x/y)+ -z);
CHECK_AST(" not (x)/y+ -z", not (x)/y+ -z);
CHECK_AST(" not (x/y)+ -z", not (x/y)+ -z);
CHECK_AST(" not x/(y)+ -z", not x/(y)+ -z);
CHECK_AST("( not x)/y+ not z", ( not x)/y+ not z);
CHECK_AST("( not x/y)+ not z", ( not x/y)+ not z);
CHECK_AST(" not (x)/y+ not z", not (x)/y+ not z);
CHECK_AST(" not (x/y)+ not z", not (x/y)+ not z);
CHECK_AST(" not x/(y)+ not z", not x/(y)+ not z);
CHECK_AST("( not x)/ +y+z", ( not x)/ +y+z);
CHECK_AST("( not x/ +y)+z", ( not x/ +y)+z);
CHECK_AST(" not (x)/ +y+z", not (x)/ +y+z);
CHECK_AST(" not (x/ +y)+z", not (x/ +y)+z);
CHECK_AST(" not x/( +y)+z", not x/( +y)+z);
CHECK_AST(" not x/ +(y)+z", not x/ +(y)+z);
CHECK_AST("( not x)/ +y+ +z", ( not x)/ +y+ +z);
CHECK_AST("( not x/ +y)+ +z", ( not x/ +y)+ +z);
CHECK_AST(" not (x)/ +y+ +z", not (x)/ +y+ +z);
CHECK_AST(" not (x/ +y)+ +z", not (x/ +y)+ +z);
CHECK_AST(" not x/( +y)+ +z", not x/( +y)+ +z);
CHECK_AST(" not x/ +(y)+ +z", not x/ +(y)+ +z);
CHECK_AST("( not x)/ +y+ -z", ( not x)/ +y+ -z);
CHECK_AST("( not x/ +y)+ -z", ( not x/ +y)+ -z);
CHECK_AST(" not (x)/ +y+ -z", not (x)/ +y+ -z);
CHECK_AST(" not (x/ +y)+ -z", not (x/ +y)+ -z);
CHECK_AST(" not x/( +y)+ -z", not x/( +y)+ -z);
CHECK_AST(" not x/ +(y)+ -z", not x/ +(y)+ -z);
CHECK_AST("( not x)/ +y+ not z", ( not x)/ +y+ not z);
CHECK_AST("( not x/ +y)+ not z", ( not x/ +y)+ not z);
CHECK_AST(" not (x)/ +y+ not z", not (x)/ +y+ not z);
CHECK_AST(" not (x/ +y)+ not z", not (x/ +y)+ not z);
CHECK_AST(" not x/( +y)+ not z", not x/( +y)+ not z);
CHECK_AST(" not x/ +(y)+ not z", not x/ +(y)+ not z);
CHECK_AST("( not x)/ -y+z", ( not x)/ -y+z);
CHECK_AST("( not x/ -y)+z", ( not x/ -y)+z);
CHECK_AST(" not (x)/ -y+z", not (x)/ -y+z);
CHECK_AST(" not (x/ -y)+z", not (x/ -y)+z);
CHECK_AST(" not x/( -y)+z", not x/( -y)+z);
CHECK_AST(" not x/ -(y)+z", not x/ -(y)+z);
CHECK_AST("( not x)/ -y+ +z", ( not x)/ -y+ +z);
CHECK_AST("( not x/ -y)+ +z", ( not x/ -y)+ +z);
CHECK_AST(" not (x)/ -y+ +z", not (x)/ -y+ +z);
CHECK_AST(" not (x/ -y)+ +z", not (x/ -y)+ +z);
CHECK_AST(" not x/( -y)+ +z", not x/( -y)+ +z);
CHECK_AST(" not x/ -(y)+ +z", not x/ -(y)+ +z);
CHECK_AST("( not x)/ -y+ -z", ( not x)/ -y+ -z);
CHECK_AST("( not x/ -y)+ -z", ( not x/ -y)+ -z);
CHECK_AST(" not (x)/ -y+ -z", not (x)/ -y+ -z);
CHECK_AST(" not (x/ -y)+ -z", not (x/ -y)+ -z);
CHECK_AST(" not x/( -y)+ -z", not x/( -y)+ -z);
CHECK_AST(" not x/ -(y)+ -z", not x/ -(y)+ -z);
CHECK_AST("( not x)/ -y+ not z", ( not x)/ -y+ not z);
CHECK_AST("( not x/ -y)+ not z", ( not x/ -y)+ not z);
CHECK_AST(" not (x)/ -y+ not z", not (x)/ -y+ not z);
CHECK_AST(" not (x/ -y)+ not z", not (x/ -y)+ not z);
CHECK_AST(" not x/( -y)+ not z", not x/( -y)+ not z);
CHECK_AST(" not x/ -(y)+ not z", not x/ -(y)+ not z);
CHECK_AST("( not x)/ not y+z", ( not x)/ not y+z);
CHECK_AST("( not x/ not y)+z", ( not x/ not y)+z);
CHECK_AST(" not (x)/ not y+z", not (x)/ not y+z);
CHECK_AST(" not (x/ not y)+z", not (x/ not y)+z);
CHECK_AST(" not x/( not y)+z", not x/( not y)+z);
CHECK_AST(" not x/ not (y)+z", not x/ not (y)+z);
CHECK_AST("( not x)/ not y+ +z", ( not x)/ not y+ +z);
CHECK_AST("( not x/ not y)+ +z", ( not x/ not y)+ +z);
CHECK_AST(" not (x)/ not y+ +z", not (x)/ not y+ +z);
CHECK_AST(" not (x/ not y)+ +z", not (x/ not y)+ +z);
CHECK_AST(" not x/( not y)+ +z", not x/( not y)+ +z);
CHECK_AST(" not x/ not (y)+ +z", not x/ not (y)+ +z);
CHECK_AST("( not x)/ not y+ -z", ( not x)/ not y+ -z);
CHECK_AST("( not x/ not y)+ -z", ( not x/ not y)+ -z);
CHECK_AST(" not (x)/ not y+ -z", not (x)/ not y+ -z);
CHECK_AST(" not (x/ not y)+ -z", not (x/ not y)+ -z);
CHECK_AST(" not x/( not y)+ -z", not x/( not y)+ -z);
CHECK_AST(" not x/ not (y)+ -z", not x/ not (y)+ -z);
CHECK_AST("( not x)/ not y+ not z", ( not x)/ not y+ not z);
CHECK_AST("( not x/ not y)+ not z", ( not x/ not y)+ not z);
CHECK_AST(" not (x)/ not y+ not z", not (x)/ not y+ not z);
CHECK_AST(" not (x/ not y)+ not z", not (x/ not y)+ not z);
CHECK_AST(" not x/( not y)+ not z", not x/( not y)+ not z);
CHECK_AST(" not x/ not (y)+ not z", not x/ not (y)+ not z);
CHECK_AST("(x)/y-z", (x)/y-z);
CHECK_AST("(x/y)-z", (x/y)-z);
CHECK_AST("x/(y)-z", x/(y)-z);
CHECK_AST("(x)/y- +z", (x)/y- +z);
CHECK_AST("(x/y)- +z", (x/y)- +z);
CHECK_AST("x/(y)- +z", x/(y)- +z);
CHECK_AST("(x)/y- -z", (x)/y- -z);
CHECK_AST("(x/y)- -z", (x/y)- -z);
CHECK_AST("x/(y)- -z", x/(y)- -z);
CHECK_AST("(x)/y- not z", (x)/y- not z);
CHECK_AST("(x/y)- not z", (x/y)- not z);
CHECK_AST("x/(y)- not z", x/(y)- not z);
CHECK_AST("(x)/ +y-z", (x)/ +y-z);
CHECK_AST("(x/ +y)-z", (x/ +y)-z);
CHECK_AST("x/( +y)-z", x/( +y)-z);
CHECK_AST("x/ +(y)-z", x/ +(y)-z);
CHECK_AST("(x)/ +y- +z", (x)/ +y- +z);
CHECK_AST("(x/ +y)- +z", (x/ +y)- +z);
CHECK_AST("x/( +y)- +z", x/( +y)- +z);
CHECK_AST("x/ +(y)- +z", x/ +(y)- +z);
CHECK_AST("(x)/ +y- -z", (x)/ +y- -z);
CHECK_AST("(x/ +y)- -z", (x/ +y)- -z);
CHECK_AST("x/( +y)- -z", x/( +y)- -z);
CHECK_AST("x/ +(y)- -z", x/ +(y)- -z);
CHECK_AST("(x)/ +y- not z", (x)/ +y- not z);
CHECK_AST("(x/ +y)- not z", (x/ +y)- not z);
CHECK_AST("x/( +y)- not z", x/( +y)- not z);
CHECK_AST("x/ +(y)- not z", x/ +(y)- not z);
CHECK_AST("(x)/ -y-z", (x)/ -y-z);
CHECK_AST("(x/ -y)-z", (x/ -y)-z);
CHECK_AST("x/( -y)-z", x/( -y)-z);
CHECK_AST("x/ -(y)-z", x/ -(y)-z);
CHECK_AST("(x)/ -y- +z", (x)/ -y- +z);
CHECK_AST("(x/ -y)- +z", (x/ -y)- +z);
CHECK_AST("x/( -y)- +z", x/( -y)- +z);
CHECK_AST("x/ -(y)- +z", x/ -(y)- +z);
CHECK_AST("(x)/ -y- -z", (x)/ -y- -z);
CHECK_AST("(x/ -y)- -z", (x/ -y)- -z);
CHECK_AST("x/( -y)- -z", x/( -y)- -z);
CHECK_AST("x/ -(y)- -z", x/ -(y)- -z);
CHECK_AST("(x)/ -y- not z", (x)/ -y- not z);
CHECK_AST("(x/ -y)- not z", (x/ -y)- not z);
CHECK_AST("x/( -y)- not z", x/( -y)- not z);
CHECK_AST("x/ -(y)- not z", x/ -(y)- not z);
CHECK_AST("(x)/ not y-z", (x)/ not y-z);
CHECK_AST("(x/ not y)-z", (x/ not y)-z);
CHECK_AST("x/( not y)-z", x/( not y)-z);
CHECK_AST("x/ not (y)-z", x/ not (y)-z);
CHECK_AST("(x)/ not y- +z", (x)/ not y- +z);
CHECK_AST("(x/ not y)- +z", (x/ not y)- +z);
CHECK_AST("x/( not y)- +z", x/( not y)- +z);
CHECK_AST("x/ not (y)- +z", x/ not (y)- +z);
CHECK_AST("(x)/ not y- -z", (x)/ not y- -z);
CHECK_AST("(x/ not y)- -z", (x/ not y)- -z);
CHECK_AST("x/( not y)- -z", x/( not y)- -z);
CHECK_AST("x/ not (y)- -z", x/ not (y)- -z);
CHECK_AST("(x)/ not y- not z", (x)/ not y- not z);
CHECK_AST("(x/ not y)- not z", (x/ not y)- not z);
CHECK_AST("x/( not y)- not z", x/( not y)- not z);
CHECK_AST("x/ not (y)- not z", x/ not (y)- not z);
CHECK_AST("( +x)/y-z", ( +x)/y-z);
CHECK_AST("( +x/y)-z", ( +x/y)-z);
CHECK_AST(" +(x)/y-z", +(x)/y-z);
CHECK_AST(" +(x/y)-z", +(x/y)-z);
CHECK_AST(" +x/(y)-z", +x/(y)-z);
CHECK_AST("( +x)/y- +z", ( +x)/y- +z);
CHECK_AST("( +x/y)- +z", ( +x/y)- +z);
CHECK_AST(" +(x)/y- +z", +(x)/y- +z);
CHECK_AST(" +(x/y)- +z", +(x/y)- +z);
CHECK_AST(" +x/(y)- +z", +x/(y)- +z);
CHECK_AST("( +x)/y- -z", ( +x)/y- -z);
CHECK_AST("( +x/y)- -z", ( +x/y)- -z);
CHECK_AST(" +(x)/y- -z", +(x)/y- -z);
CHECK_AST(" +(x/y)- -z", +(x/y)- -z);
CHECK_AST(" +x/(y)- -z", +x/(y)- -z);
CHECK_AST("( +x)/y- not z", ( +x)/y- not z);
CHECK_AST("( +x/y)- not z", ( +x/y)- not z);
CHECK_AST(" +(x)/y- not z", +(x)/y- not z);
CHECK_AST(" +(x/y)- not z", +(x/y)- not z);
CHECK_AST(" +x/(y)- not z", +x/(y)- not z);
CHECK_AST("( +x)/ +y-z", ( +x)/ +y-z);
CHECK_AST("( +x/ +y)-z", ( +x/ +y)-z);
CHECK_AST(" +(x)/ +y-z", +(x)/ +y-z);
CHECK_AST(" +(x/ +y)-z", +(x/ +y)-z);
CHECK_AST(" +x/( +y)-z", +x/( +y)-z);
CHECK_AST(" +x/ +(y)-z", +x/ +(y)-z);
CHECK_AST("( +x)/ +y- +z", ( +x)/ +y- +z);
CHECK_AST("( +x/ +y)- +z", ( +x/ +y)- +z);
CHECK_AST(" +(x)/ +y- +z", +(x)/ +y- +z);
CHECK_AST(" +(x/ +y)- +z", +(x/ +y)- +z);
CHECK_AST(" +x/( +y)- +z", +x/( +y)- +z);
CHECK_AST(" +x/ +(y)- +z", +x/ +(y)- +z);
CHECK_AST("( +x)/ +y- -z", ( +x)/ +y- -z);
CHECK_AST("( +x/ +y)- -z", ( +x/ +y)- -z);
CHECK_AST(" +(x)/ +y- -z", +(x)/ +y- -z);
CHECK_AST(" +(x/ +y)- -z", +(x/ +y)- -z);
CHECK_AST(" +x/( +y)- -z", +x/( +y)- -z);
CHECK_AST(" +x/ +(y)- -z", +x/ +(y)- -z);
CHECK_AST("( +x)/ +y- not z", ( +x)/ +y- not z);
CHECK_AST("( +x/ +y)- not z", ( +x/ +y)- not z);
CHECK_AST(" +(x)/ +y- not z", +(x)/ +y- not z);
CHECK_AST(" +(x/ +y)- not z", +(x/ +y)- not z);
CHECK_AST(" +x/( +y)- not z", +x/( +y)- not z);
CHECK_AST(" +x/ +(y)- not z", +x/ +(y)- not z);
CHECK_AST("( +x)/ -y-z", ( +x)/ -y-z);
CHECK_AST("( +x/ -y)-z", ( +x/ -y)-z);
CHECK_AST(" +(x)/ -y-z", +(x)/ -y-z);
CHECK_AST(" +(x/ -y)-z", +(x/ -y)-z);
CHECK_AST(" +x/( -y)-z", +x/( -y)-z);
CHECK_AST(" +x/ -(y)-z", +x/ -(y)-z);
CHECK_AST("( +x)/ -y- +z", ( +x)/ -y- +z);
CHECK_AST("( +x/ -y)- +z", ( +x/ -y)- +z);
CHECK_AST(" +(x)/ -y- +z", +(x)/ -y- +z);
CHECK_AST(" +(x/ -y)- +z", +(x/ -y)- +z);
CHECK_AST(" +x/( -y)- +z", +x/( -y)- +z);
CHECK_AST(" +x/ -(y)- +z", +x/ -(y)- +z);
CHECK_AST("( +x)/ -y- -z", ( +x)/ -y- -z);
CHECK_AST("( +x/ -y)- -z", ( +x/ -y)- -z);
CHECK_AST(" +(x)/ -y- -z", +(x)/ -y- -z);
CHECK_AST(" +(x/ -y)- -z", +(x/ -y)- -z);
CHECK_AST(" +x/( -y)- -z", +x/( -y)- -z);
CHECK_AST(" +x/ -(y)- -z", +x/ -(y)- -z);
CHECK_AST("( +x)/ -y- not z", ( +x)/ -y- not z);
CHECK_AST("( +x/ -y)- not z", ( +x/ -y)- not z);
CHECK_AST(" +(x)/ -y- not z", +(x)/ -y- not z);
CHECK_AST(" +(x/ -y)- not z", +(x/ -y)- not z);
CHECK_AST(" +x/( -y)- not z", +x/( -y)- not z);
CHECK_AST(" +x/ -(y)- not z", +x/ -(y)- not z);
CHECK_AST("( +x)/ not y-z", ( +x)/ not y-z);
CHECK_AST("( +x/ not y)-z", ( +x/ not y)-z);
CHECK_AST(" +(x)/ not y-z", +(x)/ not y-z);
CHECK_AST(" +(x/ not y)-z", +(x/ not y)-z);
CHECK_AST(" +x/( not y)-z", +x/( not y)-z);
CHECK_AST(" +x/ not (y)-z", +x/ not (y)-z);
CHECK_AST("( +x)/ not y- +z", ( +x)/ not y- +z);
CHECK_AST("( +x/ not y)- +z", ( +x/ not y)- +z);
CHECK_AST(" +(x)/ not y- +z", +(x)/ not y- +z);
CHECK_AST(" +(x/ not y)- +z", +(x/ not y)- +z);
CHECK_AST(" +x/( not y)- +z", +x/( not y)- +z);
CHECK_AST(" +x/ not (y)- +z", +x/ not (y)- +z);
CHECK_AST("( +x)/ not y- -z", ( +x)/ not y- -z);
CHECK_AST("( +x/ not y)- -z", ( +x/ not y)- -z);
CHECK_AST(" +(x)/ not y- -z", +(x)/ not y- -z);
CHECK_AST(" +(x/ not y)- -z", +(x/ not y)- -z);
CHECK_AST(" +x/( not y)- -z", +x/( not y)- -z);
CHECK_AST(" +x/ not (y)- -z", +x/ not (y)- -z);
CHECK_AST("( +x)/ not y- not z", ( +x)/ not y- not z);
CHECK_AST("( +x/ not y)- not z", ( +x/ not y)- not z);
CHECK_AST(" +(x)/ not y- not z", +(x)/ not y- not z);
CHECK_AST(" +(x/ not y)- not z", +(x/ not y)- not z);
CHECK_AST(" +x/( not y)- not z", +x/( not y)- not z);
CHECK_AST(" +x/ not (y)- not z", +x/ not (y)- not z);
CHECK_AST("( -x)/y-z", ( -x)/y-z);
CHECK_AST("( -x/y)-z", ( -x/y)-z);
CHECK_AST(" -(x)/y-z", -(x)/y-z);
CHECK_AST(" -(x/y)-z", -(x/y)-z);
CHECK_AST(" -x/(y)-z", -x/(y)-z);
CHECK_AST("( -x)/y- +z", ( -x)/y- +z);
CHECK_AST("( -x/y)- +z", ( -x/y)- +z);
CHECK_AST(" -(x)/y- +z", -(x)/y- +z);
CHECK_AST(" -(x/y)- +z", -(x/y)- +z);
CHECK_AST(" -x/(y)- +z", -x/(y)- +z);
CHECK_AST("( -x)/y- -z", ( -x)/y- -z);
CHECK_AST("( -x/y)- -z", ( -x/y)- -z);
CHECK_AST(" -(x)/y- -z", -(x)/y- -z);
CHECK_AST(" -(x/y)- -z", -(x/y)- -z);
CHECK_AST(" -x/(y)- -z", -x/(y)- -z);
CHECK_AST("( -x)/y- not z", ( -x)/y- not z);
CHECK_AST("( -x/y)- not z", ( -x/y)- not z);
CHECK_AST(" -(x)/y- not z", -(x)/y- not z);
CHECK_AST(" -(x/y)- not z", -(x/y)- not z);
CHECK_AST(" -x/(y)- not z", -x/(y)- not z);
CHECK_AST("( -x)/ +y-z", ( -x)/ +y-z);
CHECK_AST("( -x/ +y)-z", ( -x/ +y)-z);
CHECK_AST(" -(x)/ +y-z", -(x)/ +y-z);
CHECK_AST(" -(x/ +y)-z", -(x/ +y)-z);
CHECK_AST(" -x/( +y)-z", -x/( +y)-z);
CHECK_AST(" -x/ +(y)-z", -x/ +(y)-z);
CHECK_AST("( -x)/ +y- +z", ( -x)/ +y- +z);
CHECK_AST("( -x/ +y)- +z", ( -x/ +y)- +z);
CHECK_AST(" -(x)/ +y- +z", -(x)/ +y- +z);
CHECK_AST(" -(x/ +y)- +z", -(x/ +y)- +z);
CHECK_AST(" -x/( +y)- +z", -x/( +y)- +z);
CHECK_AST(" -x/ +(y)- +z", -x/ +(y)- +z);
CHECK_AST("( -x)/ +y- -z", ( -x)/ +y- -z);
CHECK_AST("( -x/ +y)- -z", ( -x/ +y)- -z);
CHECK_AST(" -(x)/ +y- -z", -(x)/ +y- -z);
CHECK_AST(" -(x/ +y)- -z", -(x/ +y)- -z);
CHECK_AST(" -x/( +y)- -z", -x/( +y)- -z);
CHECK_AST(" -x/ +(y)- -z", -x/ +(y)- -z);
CHECK_AST("( -x)/ +y- not z", ( -x)/ +y- not z);
CHECK_AST("( -x/ +y)- not z", ( -x/ +y)- not z);
CHECK_AST(" -(x)/ +y- not z", -(x)/ +y- not z);
CHECK_AST(" -(x/ +y)- not z", -(x/ +y)- not z);
CHECK_AST(" -x/( +y)- not z", -x/( +y)- not z);
CHECK_AST(" -x/ +(y)- not z", -x/ +(y)- not z);
CHECK_AST("( -x)/ -y-z", ( -x)/ -y-z);
CHECK_AST("( -x/ -y)-z", ( -x/ -y)-z);
CHECK_AST(" -(x)/ -y-z", -(x)/ -y-z);
CHECK_AST(" -(x/ -y)-z", -(x/ -y)-z);
CHECK_AST(" -x/( -y)-z", -x/( -y)-z);
CHECK_AST(" -x/ -(y)-z", -x/ -(y)-z);
CHECK_AST("( -x)/ -y- +z", ( -x)/ -y- +z);
CHECK_AST("( -x/ -y)- +z", ( -x/ -y)- +z);
CHECK_AST(" -(x)/ -y- +z", -(x)/ -y- +z);
CHECK_AST(" -(x/ -y)- +z", -(x/ -y)- +z);
CHECK_AST(" -x/( -y)- +z", -x/( -y)- +z);
CHECK_AST(" -x/ -(y)- +z", -x/ -(y)- +z);
CHECK_AST("( -x)/ -y- -z", ( -x)/ -y- -z);
CHECK_AST("( -x/ -y)- -z", ( -x/ -y)- -z);
CHECK_AST(" -(x)/ -y- -z", -(x)/ -y- -z);
CHECK_AST(" -(x/ -y)- -z", -(x/ -y)- -z);
CHECK_AST(" -x/( -y)- -z", -x/( -y)- -z);
CHECK_AST(" -x/ -(y)- -z", -x/ -(y)- -z);
CHECK_AST("( -x)/ -y- not z", ( -x)/ -y- not z);
CHECK_AST("( -x/ -y)- not z", ( -x/ -y)- not z);
CHECK_AST(" -(x)/ -y- not z", -(x)/ -y- not z);
CHECK_AST(" -(x/ -y)- not z", -(x/ -y)- not z);
CHECK_AST(" -x/( -y)- not z", -x/( -y)- not z);
CHECK_AST(" -x/ -(y)- not z", -x/ -(y)- not z);
CHECK_AST("( -x)/ not y-z", ( -x)/ not y-z);
CHECK_AST("( -x/ not y)-z", ( -x/ not y)-z);
CHECK_AST(" -(x)/ not y-z", -(x)/ not y-z);
CHECK_AST(" -(x/ not y)-z", -(x/ not y)-z);
CHECK_AST(" -x/( not y)-z", -x/( not y)-z);
CHECK_AST(" -x/ not (y)-z", -x/ not (y)-z);
CHECK_AST("( -x)/ not y- +z", ( -x)/ not y- +z);
CHECK_AST("( -x/ not y)- +z", ( -x/ not y)- +z);
CHECK_AST(" -(x)/ not y- +z", -(x)/ not y- +z);
CHECK_AST(" -(x/ not y)- +z", -(x/ not y)- +z);
CHECK_AST(" -x/( not y)- +z", -x/( not y)- +z);
CHECK_AST(" -x/ not (y)- +z", -x/ not (y)- +z);
CHECK_AST("( -x)/ not y- -z", ( -x)/ not y- -z);
CHECK_AST("( -x/ not y)- -z", ( -x/ not y)- -z);
CHECK_AST(" -(x)/ not y- -z", -(x)/ not y- -z);
CHECK_AST(" -(x/ not y)- -z", -(x/ not y)- -z);
CHECK_AST(" -x/( not y)- -z", -x/( not y)- -z);
CHECK_AST(" -x/ not (y)- -z", -x/ not (y)- -z);
CHECK_AST("( -x)/ not y- not z", ( -x)/ not y- not z);
CHECK_AST("( -x/ not y)- not z", ( -x/ not y)- not z);
CHECK_AST(" -(x)/ not y- not z", -(x)/ not y- not z);
CHECK_AST(" -(x/ not y)- not z", -(x/ not y)- not z);
CHECK_AST(" -x/( not y)- not z", -x/( not y)- not z);
CHECK_AST(" -x/ not (y)- not z", -x/ not (y)- not z);
CHECK_AST("( not x)/y-z", ( not x)/y-z);
CHECK_AST("( not x/y)-z", ( not x/y)-z);
CHECK_AST(" not (x)/y-z", not (x)/y-z);
CHECK_AST(" not (x/y)-z", not (x/y)-z);
CHECK_AST(" not x/(y)-z", not x/(y)-z);
CHECK_AST("( not x)/y- +z", ( not x)/y- +z);
CHECK_AST("( not x/y)- +z", ( not x/y)- +z);
CHECK_AST(" not (x)/y- +z", not (x)/y- +z);
CHECK_AST(" not (x/y)- +z", not (x/y)- +z);
CHECK_AST(" not x/(y)- +z", not x/(y)- +z);
CHECK_AST("( not x)/y- -z", ( not x)/y- -z);
CHECK_AST("( not x/y)- -z", ( not x/y)- -z);
CHECK_AST(" not (x)/y- -z", not (x)/y- -z);
CHECK_AST(" not (x/y)- -z", not (x/y)- -z);
CHECK_AST(" not x/(y)- -z", not x/(y)- -z);
CHECK_AST("( not x)/y- not z", ( not x)/y- not z);
CHECK_AST("( not x/y)- not z", ( not x/y)- not z);
CHECK_AST(" not (x)/y- not z", not (x)/y- not z);
CHECK_AST(" not (x/y)- not z", not (x/y)- not z);
CHECK_AST(" not x/(y)- not z", not x/(y)- not z);
CHECK_AST("( not x)/ +y-z", ( not x)/ +y-z);
CHECK_AST("( not x/ +y)-z", ( not x/ +y)-z);
CHECK_AST(" not (x)/ +y-z", not (x)/ +y-z);
CHECK_AST(" not (x/ +y)-z", not (x/ +y)-z);
CHECK_AST(" not x/( +y)-z", not x/( +y)-z);
CHECK_AST(" not x/ +(y)-z", not x/ +(y)-z);
CHECK_AST("( not x)/ +y- +z", ( not x)/ +y- +z);
CHECK_AST("( not x/ +y)- +z", ( not x/ +y)- +z);
CHECK_AST(" not (x)/ +y- +z", not (x)/ +y- +z);
CHECK_AST(" not (x/ +y)- +z", not (x/ +y)- +z);
CHECK_AST(" not x/( +y)- +z", not x/( +y)- +z);
CHECK_AST(" not x/ +(y)- +z", not x/ +(y)- +z);
CHECK_AST("( not x)/ +y- -z", ( not x)/ +y- -z);
CHECK_AST("( not x/ +y)- -z", ( not x/ +y)- -z);
CHECK_AST(" not (x)/ +y- -z", not (x)/ +y- -z);
CHECK_AST(" not (x/ +y)- -z", not (x/ +y)- -z);
CHECK_AST(" not x/( +y)- -z", not x/( +y)- -z);
CHECK_AST(" not x/ +(y)- -z", not x/ +(y)- -z);
CHECK_AST("( not x)/ +y- not z", ( not x)/ +y- not z);
CHECK_AST("( not x/ +y)- not z", ( not x/ +y)- not z);
CHECK_AST(" not (x)/ +y- not z", not (x)/ +y- not z);
CHECK_AST(" not (x/ +y)- not z", not (x/ +y)- not z);
CHECK_AST(" not x/( +y)- not z", not x/( +y)- not z);
CHECK_AST(" not x/ +(y)- not z", not x/ +(y)- not z);
CHECK_AST("( not x)/ -y-z", ( not x)/ -y-z);
CHECK_AST("( not x/ -y)-z", ( not x/ -y)-z);
CHECK_AST(" not (x)/ -y-z", not (x)/ -y-z);
CHECK_AST(" not (x/ -y)-z", not (x/ -y)-z);
CHECK_AST(" not x/( -y)-z", not x/( -y)-z);
CHECK_AST(" not x/ -(y)-z", not x/ -(y)-z);
CHECK_AST("( not x)/ -y- +z", ( not x)/ -y- +z);
CHECK_AST("( not x/ -y)- +z", ( not x/ -y)- +z);
CHECK_AST(" not (x)/ -y- +z", not (x)/ -y- +z);
CHECK_AST(" not (x/ -y)- +z", not (x/ -y)- +z);
CHECK_AST(" not x/( -y)- +z", not x/( -y)- +z);
CHECK_AST(" not x/ -(y)- +z", not x/ -(y)- +z);
CHECK_AST("( not x)/ -y- -z", ( not x)/ -y- -z);
CHECK_AST("( not x/ -y)- -z", ( not x/ -y)- -z);
CHECK_AST(" not (x)/ -y- -z", not (x)/ -y- -z);
CHECK_AST(" not (x/ -y)- -z", not (x/ -y)- -z);
CHECK_AST(" not x/( -y)- -z", not x/( -y)- -z);
CHECK_AST(" not x/ -(y)- -z", not x/ -(y)- -z);
CHECK_AST("( not x)/ -y- not z", ( not x)/ -y- not z);
CHECK_AST("( not x/ -y)- not z", ( not x/ -y)- not z);
CHECK_AST(" not (x)/ -y- not z", not (x)/ -y- not z);
CHECK_AST(" not (x/ -y)- not z", not (x/ -y)- not z);
CHECK_AST(" not x/( -y)- not z", not x/( -y)- not z);
CHECK_AST(" not x/ -(y)- not z", not x/ -(y)- not z);
CHECK_AST("( not x)/ not y-z", ( not x)/ not y-z);
CHECK_AST("( not x/ not y)-z", ( not x/ not y)-z);
CHECK_AST(" not (x)/ not y-z", not (x)/ not y-z);
CHECK_AST(" not (x/ not y)-z", not (x/ not y)-z);
CHECK_AST(" not x/( not y)-z", not x/( not y)-z);
CHECK_AST(" not x/ not (y)-z", not x/ not (y)-z);
CHECK_AST("( not x)/ not y- +z", ( not x)/ not y- +z);
CHECK_AST("( not x/ not y)- +z", ( not x/ not y)- +z);
CHECK_AST(" not (x)/ not y- +z", not (x)/ not y- +z);
CHECK_AST(" not (x/ not y)- +z", not (x/ not y)- +z);
CHECK_AST(" not x/( not y)- +z", not x/( not y)- +z);
CHECK_AST(" not x/ not (y)- +z", not x/ not (y)- +z);
CHECK_AST("( not x)/ not y- -z", ( not x)/ not y- -z);
CHECK_AST("( not x/ not y)- -z", ( not x/ not y)- -z);
CHECK_AST(" not (x)/ not y- -z", not (x)/ not y- -z);
CHECK_AST(" not (x/ not y)- -z", not (x/ not y)- -z);
CHECK_AST(" not x/( not y)- -z", not x/( not y)- -z);
CHECK_AST(" not x/ not (y)- -z", not x/ not (y)- -z);
CHECK_AST("( not x)/ not y- not z", ( not x)/ not y- not z);
CHECK_AST("( not x/ not y)- not z", ( not x/ not y)- not z);
CHECK_AST(" not (x)/ not y- not z", not (x)/ not y- not z);
CHECK_AST(" not (x/ not y)- not z", not (x/ not y)- not z);
CHECK_AST(" not x/( not y)- not z", not x/( not y)- not z);
CHECK_AST(" not x/ not (y)- not z", not x/ not (y)- not z);
CHECK_AST("(x)/y<z", (x)/y<z);
CHECK_AST("(x/y)<z", (x/y)<z);
CHECK_AST("x/(y)<z", x/(y)<z);
CHECK_AST("(x)/y< +z", (x)/y< +z);
CHECK_AST("(x/y)< +z", (x/y)< +z);
CHECK_AST("x/(y)< +z", x/(y)< +z);
CHECK_AST("(x)/y< -z", (x)/y< -z);
CHECK_AST("(x/y)< -z", (x/y)< -z);
CHECK_AST("x/(y)< -z", x/(y)< -z);
CHECK_AST("(x)/y< not z", (x)/y< not z);
CHECK_AST("(x/y)< not z", (x/y)< not z);
CHECK_AST("x/(y)< not z", x/(y)< not z);
CHECK_AST("(x)/ +y<z", (x)/ +y<z);
CHECK_AST("(x/ +y)<z", (x/ +y)<z);
CHECK_AST("x/( +y)<z", x/( +y)<z);
CHECK_AST("x/ +(y)<z", x/ +(y)<z);
CHECK_AST("(x)/ +y< +z", (x)/ +y< +z);
CHECK_AST("(x/ +y)< +z", (x/ +y)< +z);
CHECK_AST("x/( +y)< +z", x/( +y)< +z);
CHECK_AST("x/ +(y)< +z", x/ +(y)< +z);
CHECK_AST("(x)/ +y< -z", (x)/ +y< -z);
CHECK_AST("(x/ +y)< -z", (x/ +y)< -z);
CHECK_AST("x/( +y)< -z", x/( +y)< -z);
CHECK_AST("x/ +(y)< -z", x/ +(y)< -z);
CHECK_AST("(x)/ +y< not z", (x)/ +y< not z);
CHECK_AST("(x/ +y)< not z", (x/ +y)< not z);
CHECK_AST("x/( +y)< not z", x/( +y)< not z);
CHECK_AST("x/ +(y)< not z", x/ +(y)< not z);
CHECK_AST("(x)/ -y<z", (x)/ -y<z);
CHECK_AST("(x/ -y)<z", (x/ -y)<z);
CHECK_AST("x/( -y)<z", x/( -y)<z);
CHECK_AST("x/ -(y)<z", x/ -(y)<z);
CHECK_AST("(x)/ -y< +z", (x)/ -y< +z);
CHECK_AST("(x/ -y)< +z", (x/ -y)< +z);
CHECK_AST("x/( -y)< +z", x/( -y)< +z);
CHECK_AST("x/ -(y)< +z", x/ -(y)< +z);
CHECK_AST("(x)/ -y< -z", (x)/ -y< -z);
CHECK_AST("(x/ -y)< -z", (x/ -y)< -z);
CHECK_AST("x/( -y)< -z", x/( -y)< -z);
CHECK_AST("x/ -(y)< -z", x/ -(y)< -z);
CHECK_AST("(x)/ -y< not z", (x)/ -y< not z);
CHECK_AST("(x/ -y)< not z", (x/ -y)< not z);
CHECK_AST("x/( -y)< not z", x/( -y)< not z);
CHECK_AST("x/ -(y)< not z", x/ -(y)< not z);
CHECK_AST("(x)/ not y<z", (x)/ not y<z);
CHECK_AST("(x/ not y)<z", (x/ not y)<z);
CHECK_AST("x/( not y)<z", x/( not y)<z);
CHECK_AST("x/ not (y)<z", x/ not (y)<z);
CHECK_AST("(x)/ not y< +z", (x)/ not y< +z);
CHECK_AST("(x/ not y)< +z", (x/ not y)< +z);
CHECK_AST("x/( not y)< +z", x/( not y)< +z);
CHECK_AST("x/ not (y)< +z", x/ not (y)< +z);
CHECK_AST("(x)/ not y< -z", (x)/ not y< -z);
CHECK_AST("(x/ not y)< -z", (x/ not y)< -z);
CHECK_AST("x/( not y)< -z", x/( not y)< -z);
CHECK_AST("x/ not (y)< -z", x/ not (y)< -z);
CHECK_AST("(x)/ not y< not z", (x)/ not y< not z);
CHECK_AST("(x/ not y)< not z", (x/ not y)< not z);
CHECK_AST("x/( not y)< not z", x/( not y)< not z);
CHECK_AST("x/ not (y)< not z", x/ not (y)< not z);
CHECK_AST("( +x)/y<z", ( +x)/y<z);
CHECK_AST("( +x/y)<z", ( +x/y)<z);
CHECK_AST(" +(x)/y<z", +(x)/y<z);
CHECK_AST(" +(x/y)<z", +(x/y)<z);
CHECK_AST(" +x/(y)<z", +x/(y)<z);
CHECK_AST("( +x)/y< +z", ( +x)/y< +z);
CHECK_AST("( +x/y)< +z", ( +x/y)< +z);
CHECK_AST(" +(x)/y< +z", +(x)/y< +z);
CHECK_AST(" +(x/y)< +z", +(x/y)< +z);
CHECK_AST(" +x/(y)< +z", +x/(y)< +z);
CHECK_AST("( +x)/y< -z", ( +x)/y< -z);
CHECK_AST("( +x/y)< -z", ( +x/y)< -z);
CHECK_AST(" +(x)/y< -z", +(x)/y< -z);
CHECK_AST(" +(x/y)< -z", +(x/y)< -z);
CHECK_AST(" +x/(y)< -z", +x/(y)< -z);
CHECK_AST("( +x)/y< not z", ( +x)/y< not z);
CHECK_AST("( +x/y)< not z", ( +x/y)< not z);
CHECK_AST(" +(x)/y< not z", +(x)/y< not z);
CHECK_AST(" +(x/y)< not z", +(x/y)< not z);
CHECK_AST(" +x/(y)< not z", +x/(y)< not z);
CHECK_AST("( +x)/ +y<z", ( +x)/ +y<z);
CHECK_AST("( +x/ +y)<z", ( +x/ +y)<z);
CHECK_AST(" +(x)/ +y<z", +(x)/ +y<z);
CHECK_AST(" +(x/ +y)<z", +(x/ +y)<z);
CHECK_AST(" +x/( +y)<z", +x/( +y)<z);
CHECK_AST(" +x/ +(y)<z", +x/ +(y)<z);
CHECK_AST("( +x)/ +y< +z", ( +x)/ +y< +z);
CHECK_AST("( +x/ +y)< +z", ( +x/ +y)< +z);
CHECK_AST(" +(x)/ +y< +z", +(x)/ +y< +z);
CHECK_AST(" +(x/ +y)< +z", +(x/ +y)< +z);
CHECK_AST(" +x/( +y)< +z", +x/( +y)< +z);
CHECK_AST(" +x/ +(y)< +z", +x/ +(y)< +z);
CHECK_AST("( +x)/ +y< -z", ( +x)/ +y< -z);
CHECK_AST("( +x/ +y)< -z", ( +x/ +y)< -z);
CHECK_AST(" +(x)/ +y< -z", +(x)/ +y< -z);
CHECK_AST(" +(x/ +y)< -z", +(x/ +y)< -z);
CHECK_AST(" +x/( +y)< -z", +x/( +y)< -z);
CHECK_AST(" +x/ +(y)< -z", +x/ +(y)< -z);
CHECK_AST("( +x)/ +y< not z", ( +x)/ +y< not z);
CHECK_AST("( +x/ +y)< not z", ( +x/ +y)< not z);
CHECK_AST(" +(x)/ +y< not z", +(x)/ +y< not z);
CHECK_AST(" +(x/ +y)< not z", +(x/ +y)< not z);
CHECK_AST(" +x/( +y)< not z", +x/( +y)< not z);
CHECK_AST(" +x/ +(y)< not z", +x/ +(y)< not z);
CHECK_AST("( +x)/ -y<z", ( +x)/ -y<z);
CHECK_AST("( +x/ -y)<z", ( +x/ -y)<z);
CHECK_AST(" +(x)/ -y<z", +(x)/ -y<z);
CHECK_AST(" +(x/ -y)<z", +(x/ -y)<z);
CHECK_AST(" +x/( -y)<z", +x/( -y)<z);
CHECK_AST(" +x/ -(y)<z", +x/ -(y)<z);
CHECK_AST("( +x)/ -y< +z", ( +x)/ -y< +z);
CHECK_AST("( +x/ -y)< +z", ( +x/ -y)< +z);
CHECK_AST(" +(x)/ -y< +z", +(x)/ -y< +z);
CHECK_AST(" +(x/ -y)< +z", +(x/ -y)< +z);
CHECK_AST(" +x/( -y)< +z", +x/( -y)< +z);
CHECK_AST(" +x/ -(y)< +z", +x/ -(y)< +z);
CHECK_AST("( +x)/ -y< -z", ( +x)/ -y< -z);
CHECK_AST("( +x/ -y)< -z", ( +x/ -y)< -z);
CHECK_AST(" +(x)/ -y< -z", +(x)/ -y< -z);
CHECK_AST(" +(x/ -y)< -z", +(x/ -y)< -z);
CHECK_AST(" +x/( -y)< -z", +x/( -y)< -z);
CHECK_AST(" +x/ -(y)< -z", +x/ -(y)< -z);
CHECK_AST("( +x)/ -y< not z", ( +x)/ -y< not z);
CHECK_AST("( +x/ -y)< not z", ( +x/ -y)< not z);
CHECK_AST(" +(x)/ -y< not z", +(x)/ -y< not z);
CHECK_AST(" +(x/ -y)< not z", +(x/ -y)< not z);
CHECK_AST(" +x/( -y)< not z", +x/( -y)< not z);
CHECK_AST(" +x/ -(y)< not z", +x/ -(y)< not z);
CHECK_AST("( +x)/ not y<z", ( +x)/ not y<z);
CHECK_AST("( +x/ not y)<z", ( +x/ not y)<z);
CHECK_AST(" +(x)/ not y<z", +(x)/ not y<z);
CHECK_AST(" +(x/ not y)<z", +(x/ not y)<z);
CHECK_AST(" +x/( not y)<z", +x/( not y)<z);
CHECK_AST(" +x/ not (y)<z", +x/ not (y)<z);
CHECK_AST("( +x)/ not y< +z", ( +x)/ not y< +z);
CHECK_AST("( +x/ not y)< +z", ( +x/ not y)< +z);
CHECK_AST(" +(x)/ not y< +z", +(x)/ not y< +z);
CHECK_AST(" +(x/ not y)< +z", +(x/ not y)< +z);
CHECK_AST(" +x/( not y)< +z", +x/( not y)< +z);
CHECK_AST(" +x/ not (y)< +z", +x/ not (y)< +z);
CHECK_AST("( +x)/ not y< -z", ( +x)/ not y< -z);
CHECK_AST("( +x/ not y)< -z", ( +x/ not y)< -z);
CHECK_AST(" +(x)/ not y< -z", +(x)/ not y< -z);
CHECK_AST(" +(x/ not y)< -z", +(x/ not y)< -z);
CHECK_AST(" +x/( not y)< -z", +x/( not y)< -z);
CHECK_AST(" +x/ not (y)< -z", +x/ not (y)< -z);
CHECK_AST("( +x)/ not y< not z", ( +x)/ not y< not z);
CHECK_AST("( +x/ not y)< not z", ( +x/ not y)< not z);
CHECK_AST(" +(x)/ not y< not z", +(x)/ not y< not z);
CHECK_AST(" +(x/ not y)< not z", +(x/ not y)< not z);
CHECK_AST(" +x/( not y)< not z", +x/( not y)< not z);
CHECK_AST(" +x/ not (y)< not z", +x/ not (y)< not z);
CHECK_AST("( -x)/y<z", ( -x)/y<z);
CHECK_AST("( -x/y)<z", ( -x/y)<z);
CHECK_AST(" -(x)/y<z", -(x)/y<z);
CHECK_AST(" -(x/y)<z", -(x/y)<z);
CHECK_AST(" -x/(y)<z", -x/(y)<z);
CHECK_AST("( -x)/y< +z", ( -x)/y< +z);
CHECK_AST("( -x/y)< +z", ( -x/y)< +z);
CHECK_AST(" -(x)/y< +z", -(x)/y< +z);
CHECK_AST(" -(x/y)< +z", -(x/y)< +z);
CHECK_AST(" -x/(y)< +z", -x/(y)< +z);
CHECK_AST("( -x)/y< -z", ( -x)/y< -z);
CHECK_AST("( -x/y)< -z", ( -x/y)< -z);
CHECK_AST(" -(x)/y< -z", -(x)/y< -z);
CHECK_AST(" -(x/y)< -z", -(x/y)< -z);
CHECK_AST(" -x/(y)< -z", -x/(y)< -z);
CHECK_AST("( -x)/y< not z", ( -x)/y< not z);
CHECK_AST("( -x/y)< not z", ( -x/y)< not z);
CHECK_AST(" -(x)/y< not z", -(x)/y< not z);
CHECK_AST(" -(x/y)< not z", -(x/y)< not z);
CHECK_AST(" -x/(y)< not z", -x/(y)< not z);
CHECK_AST("( -x)/ +y<z", ( -x)/ +y<z);
CHECK_AST("( -x/ +y)<z", ( -x/ +y)<z);
CHECK_AST(" -(x)/ +y<z", -(x)/ +y<z);
CHECK_AST(" -(x/ +y)<z", -(x/ +y)<z);
CHECK_AST(" -x/( +y)<z", -x/( +y)<z);
CHECK_AST(" -x/ +(y)<z", -x/ +(y)<z);
CHECK_AST("( -x)/ +y< +z", ( -x)/ +y< +z);
CHECK_AST("( -x/ +y)< +z", ( -x/ +y)< +z);
CHECK_AST(" -(x)/ +y< +z", -(x)/ +y< +z);
CHECK_AST(" -(x/ +y)< +z", -(x/ +y)< +z);
CHECK_AST(" -x/( +y)< +z", -x/( +y)< +z);
CHECK_AST(" -x/ +(y)< +z", -x/ +(y)< +z);
CHECK_AST("( -x)/ +y< -z", ( -x)/ +y< -z);
CHECK_AST("( -x/ +y)< -z", ( -x/ +y)< -z);
CHECK_AST(" -(x)/ +y< -z", -(x)/ +y< -z);
CHECK_AST(" -(x/ +y)< -z", -(x/ +y)< -z);
CHECK_AST(" -x/( +y)< -z", -x/( +y)< -z);
CHECK_AST(" -x/ +(y)< -z", -x/ +(y)< -z);
CHECK_AST("( -x)/ +y< not z", ( -x)/ +y< not z);
CHECK_AST("( -x/ +y)< not z", ( -x/ +y)< not z);
CHECK_AST(" -(x)/ +y< not z", -(x)/ +y< not z);
CHECK_AST(" -(x/ +y)< not z", -(x/ +y)< not z);
CHECK_AST(" -x/( +y)< not z", -x/( +y)< not z);
CHECK_AST(" -x/ +(y)< not z", -x/ +(y)< not z);
CHECK_AST("( -x)/ -y<z", ( -x)/ -y<z);
CHECK_AST("( -x/ -y)<z", ( -x/ -y)<z);
CHECK_AST(" -(x)/ -y<z", -(x)/ -y<z);
CHECK_AST(" -(x/ -y)<z", -(x/ -y)<z);
CHECK_AST(" -x/( -y)<z", -x/( -y)<z);
CHECK_AST(" -x/ -(y)<z", -x/ -(y)<z);
CHECK_AST("( -x)/ -y< +z", ( -x)/ -y< +z);
CHECK_AST("( -x/ -y)< +z", ( -x/ -y)< +z);
CHECK_AST(" -(x)/ -y< +z", -(x)/ -y< +z);
CHECK_AST(" -(x/ -y)< +z", -(x/ -y)< +z);
CHECK_AST(" -x/( -y)< +z", -x/( -y)< +z);
CHECK_AST(" -x/ -(y)< +z", -x/ -(y)< +z);
CHECK_AST("( -x)/ -y< -z", ( -x)/ -y< -z);
CHECK_AST("( -x/ -y)< -z", ( -x/ -y)< -z);
CHECK_AST(" -(x)/ -y< -z", -(x)/ -y< -z);
CHECK_AST(" -(x/ -y)< -z", -(x/ -y)< -z);
CHECK_AST(" -x/( -y)< -z", -x/( -y)< -z);
CHECK_AST(" -x/ -(y)< -z", -x/ -(y)< -z);
CHECK_AST("( -x)/ -y< not z", ( -x)/ -y< not z);
CHECK_AST("( -x/ -y)< not z", ( -x/ -y)< not z);
CHECK_AST(" -(x)/ -y< not z", -(x)/ -y< not z);
CHECK_AST(" -(x/ -y)< not z", -(x/ -y)< not z);
CHECK_AST(" -x/( -y)< not z", -x/( -y)< not z);
CHECK_AST(" -x/ -(y)< not z", -x/ -(y)< not z);
CHECK_AST("( -x)/ not y<z", ( -x)/ not y<z);
CHECK_AST("( -x/ not y)<z", ( -x/ not y)<z);
CHECK_AST(" -(x)/ not y<z", -(x)/ not y<z);
CHECK_AST(" -(x/ not y)<z", -(x/ not y)<z);
CHECK_AST(" -x/( not y)<z", -x/( not y)<z);
CHECK_AST(" -x/ not (y)<z", -x/ not (y)<z);
CHECK_AST("( -x)/ not y< +z", ( -x)/ not y< +z);
CHECK_AST("( -x/ not y)< +z", ( -x/ not y)< +z);
CHECK_AST(" -(x)/ not y< +z", -(x)/ not y< +z);
CHECK_AST(" -(x/ not y)< +z", -(x/ not y)< +z);
CHECK_AST(" -x/( not y)< +z", -x/( not y)< +z);
CHECK_AST(" -x/ not (y)< +z", -x/ not (y)< +z);
CHECK_AST("( -x)/ not y< -z", ( -x)/ not y< -z);
CHECK_AST("( -x/ not y)< -z", ( -x/ not y)< -z);
CHECK_AST(" -(x)/ not y< -z", -(x)/ not y< -z);
CHECK_AST(" -(x/ not y)< -z", -(x/ not y)< -z);
CHECK_AST(" -x/( not y)< -z", -x/( not y)< -z);
CHECK_AST(" -x/ not (y)< -z", -x/ not (y)< -z);
CHECK_AST("( -x)/ not y< not z", ( -x)/ not y< not z);
CHECK_AST("( -x/ not y)< not z", ( -x/ not y)< not z);
CHECK_AST(" -(x)/ not y< not z", -(x)/ not y< not z);
CHECK_AST(" -(x/ not y)< not z", -(x/ not y)< not z);
CHECK_AST(" -x/( not y)< not z", -x/( not y)< not z);
CHECK_AST(" -x/ not (y)< not z", -x/ not (y)< not z);
CHECK_AST("( not x)/y<z", ( not x)/y<z);
CHECK_AST("( not x/y)<z", ( not x/y)<z);
CHECK_AST(" not (x)/y<z", not (x)/y<z);
CHECK_AST(" not (x/y)<z", not (x/y)<z);
CHECK_AST(" not x/(y)<z", not x/(y)<z);
CHECK_AST("( not x)/y< +z", ( not x)/y< +z);
CHECK_AST("( not x/y)< +z", ( not x/y)< +z);
CHECK_AST(" not (x)/y< +z", not (x)/y< +z);
CHECK_AST(" not (x/y)< +z", not (x/y)< +z);
CHECK_AST(" not x/(y)< +z", not x/(y)< +z);
CHECK_AST("( not x)/y< -z", ( not x)/y< -z);
CHECK_AST("( not x/y)< -z", ( not x/y)< -z);
CHECK_AST(" not (x)/y< -z", not (x)/y< -z);
CHECK_AST(" not (x/y)< -z", not (x/y)< -z);
CHECK_AST(" not x/(y)< -z", not x/(y)< -z);
CHECK_AST("( not x)/y< not z", ( not x)/y< not z);
CHECK_AST("( not x/y)< not z", ( not x/y)< not z);
CHECK_AST(" not (x)/y< not z", not (x)/y< not z);
CHECK_AST(" not (x/y)< not z", not (x/y)< not z);
CHECK_AST(" not x/(y)< not z", not x/(y)< not z);
CHECK_AST("( not x)/ +y<z", ( not x)/ +y<z);