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factorialp.m
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factorialp.m
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## Copyright (C) 2017 Diego Coelho, PhD Candidate, University of Calgary
##
## This program is free software; you can redistribute it and/or modify it
## under the terms of the GNU General Public License as published by
## the Free Software Foundation; either version 3 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program. If not, see <http://www.gnu.org/licenses/>.
## -*- texinfo -*-
## @deftypefn r = factorialp (n, nbits, es)
##
## @seealso{}
## @end deftypefn
## Author: diego <diegofgcoelho@gmail.com>
## Created: 2017-12-03
# This function returns the factorial n in posits using nbits bits and es
# exponent bits
function r = factorialp (n, nbits, es)
tempvec = [];
for k = 1:n
tempvec = [tempvec int2posit(k, nbits, es)];
endfor
r = prodp(tempvec);
endfunction