diff options
author | obrien <obrien@FreeBSD.org> | 1999-04-21 16:43:03 +0000 |
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committer | obrien <obrien@FreeBSD.org> | 1999-04-21 16:43:03 +0000 |
commit | 947085f7082572209374107061ccfc79a12a7397 (patch) | |
tree | 37660d67894f66b335d19dab8b118860ed9b4aee /lib/libF77/c_sqrt.c | |
parent | b77bb336f91d563c94043b1d50ae78da2d23490c (diff) | |
download | FreeBSD-src-947085f7082572209374107061ccfc79a12a7397.zip FreeBSD-src-947085f7082572209374107061ccfc79a12a7397.tar.gz |
Remove the old libf2c. libg2c is now serving us well.
Diffstat (limited to 'lib/libF77/c_sqrt.c')
-rw-r--r-- | lib/libF77/c_sqrt.c | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/lib/libF77/c_sqrt.c b/lib/libF77/c_sqrt.c deleted file mode 100644 index 8481ee4..0000000 --- a/lib/libF77/c_sqrt.c +++ /dev/null @@ -1,35 +0,0 @@ -#include "f2c.h" - -#ifdef KR_headers -extern double sqrt(), f__cabs(); - -VOID c_sqrt(r, z) complex *r, *z; -#else -#undef abs -#include "math.h" -extern double f__cabs(double, double); - -void c_sqrt(complex *r, complex *z) -#endif -{ - double mag, t; - double zi = z->i, zr = z->r; - - if( (mag = f__cabs(zr, zi)) == 0.) - r->r = r->i = 0.; - else if(zr > 0) - { - r->r = t = sqrt(0.5 * (mag + zr) ); - t = zi / t; - r->i = 0.5 * t; - } - else - { - t = sqrt(0.5 * (mag - zr) ); - if(zi < 0) - t = -t; - r->i = t; - t = zi / t; - r->r = 0.5 * t; - } - } |