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basic.sls
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basic.sls
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;; Copyright 2016 Eduardo Cavazos
;;
;; Licensed under the Apache License, Version 2.0 (the "License");
;; you may not use this file except in compliance with the License.
;; You may obtain a copy of the License at
;;
;; http://www.apache.org/licenses/LICENSE-2.0
;;
;; Unless required by applicable law or agreed to in writing, software
;; distributed under the License is distributed on an "AS IS" BASIS,
;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
;; See the License for the specific language governing permissions and
;; limitations under the License.
#!r6rs
(library (dharmalab math basic)
(export pi
square
add
multiply-by
subtract-from
subtract
divide
divide-by
greater-than
greater-than=
less-than
less-than=)
(import (rnrs)
(dharmalab misc extended-curry))
(define pi 3.14159265358979323846)
(define (square n) (* n n))
(define add (curry + a b))
(define multiply-by (curry * a b))
(define subtract-from (curry - a b))
(define subtract (curry - b a))
(define divide (curry / a b))
(define divide-by (curry / b a))
(define greater-than (curry > b a))
(define greater-than= (curry >= b a))
(define less-than (curry < b a))
(define less-than= (curry <= b a))
(define =to (curry = a b))
)