factor/extra/math/algebra/algebra.factor

9 lines
289 B
Factor

! Copyright (c) 2007 Samuel Tardieu
! See http://factorcode.org/license.txt for BSD license.
USING: kernel math math.functions sequences ;
IN: math.algebra
: chinese-remainder ( aseq nseq -- x )
dup product
[ [ over / [ swap gcd drop ] keep * * ] curry 2map sum ] keep rem ; foldable