eigenmath/lcm.cpp

53 lines
470 B
C++

#include "stdafx.h"
#include "defs.h"
static void __lcm(void);
void
lcm(void)
{
int x;
x = expanding;
save();
__lcm();
restore();
expanding = x;
}
static void
__lcm(void)
{
expanding = 1;
p2 = pop();
p1 = pop();
push(p1);
push(p2);
gcd();
push(p1);
divide();
push(p2);
divide();
inverse();
}
static char *s[] = {
"lcm(4,6)",
"12",
"lcm(4*x,6*x*y)",
"12*x*y",
};
void
test_lcm(void)
{
test(__FILE__, s, sizeof (s) / sizeof (char *));
}