From fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 Mon Sep 17 00:00:00 2001 From: Joseph Hunkeler Date: Wed, 8 Jul 2015 20:46:52 -0400 Subject: Initial commit --- unix/f2c/libf2c/z_cos.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 unix/f2c/libf2c/z_cos.c (limited to 'unix/f2c/libf2c/z_cos.c') diff --git a/unix/f2c/libf2c/z_cos.c b/unix/f2c/libf2c/z_cos.c new file mode 100644 index 00000000..4abe8bf8 --- /dev/null +++ b/unix/f2c/libf2c/z_cos.c @@ -0,0 +1,21 @@ +#include "f2c.h" + +#ifdef KR_headers +double sin(), cos(), sinh(), cosh(); +VOID z_cos(r, z) doublecomplex *r, *z; +#else +#undef abs +#include "math.h" +#ifdef __cplusplus +extern "C" { +#endif +void z_cos(doublecomplex *r, doublecomplex *z) +#endif +{ + double zi = z->i, zr = z->r; + r->r = cos(zr) * cosh(zi); + r->i = - sin(zr) * sinh(zi); + } +#ifdef __cplusplus +} +#endif -- cgit