ref: 6e35fea80924eda1ed300308fedd38d5ce826e5f
parent: dfc2c1723bbba30725202ffb9139d74402ebfd91
author: mischief <mischief@offblast.org>
date: Sun Nov 4 06:37:02 EST 2018
libmp: declare mpfactorial
--- a/sys/include/mp.h
+++ b/sys/include/mp.h
@@ -102,6 +102,9 @@
/* res = s != 0 ? b1 : b2 */
void mpsel(int s, mpint *b1, mpint *b2, mpint *res);
+/* return n! */
+mpint* mpfactorial(ulong n);
+
/* extended gcd return d, x, and y, s.t. d = gcd(a,b) and ax+by = d */
void mpextendedgcd(mpint *a, mpint *b, mpint *d, mpint *x, mpint *y);
--
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