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Diffstat (limited to 'libm/double/btdtr.c')
-rw-r--r-- | libm/double/btdtr.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/libm/double/btdtr.c b/libm/double/btdtr.c deleted file mode 100644 index 633ba7591..000000000 --- a/libm/double/btdtr.c +++ /dev/null @@ -1,64 +0,0 @@ - -/* btdtr.c - * - * Beta distribution - * - * - * - * SYNOPSIS: - * - * double a, b, x, y, btdtr(); - * - * y = btdtr( a, b, x ); - * - * - * - * DESCRIPTION: - * - * Returns the area from zero to x under the beta density - * function: - * - * - * x - * - - - * | (a+b) | | a-1 b-1 - * P(x) = ---------- | t (1-t) dt - * - - | | - * | (a) | (b) - - * 0 - * - * - * This function is identical to the incomplete beta - * integral function incbet(a, b, x). - * - * The complemented function is - * - * 1 - P(1-x) = incbet( b, a, x ); - * - * - * ACCURACY: - * - * See incbet.c. - * - */ - -/* btdtr() */ - - -/* -Cephes Math Library Release 2.8: June, 2000 -Copyright 1984, 1987, 1995, 2000 by Stephen L. Moshier -*/ -#include <math.h> -#ifdef ANSIPROT -extern double incbet ( double, double, double ); -#else -double incbet(); -#endif - -double btdtr( a, b, x ) -double a, b, x; -{ - -return( incbet( a, b, x ) ); -} |