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Diffstat (limited to 'man3/fdim.3')
| -rw-r--r-- | man3/fdim.3 | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/man3/fdim.3 b/man3/fdim.3 new file mode 100644 index 000000000..bfef9d656 --- /dev/null +++ b/man3/fdim.3 @@ -0,0 +1,27 @@ +.\" Copyright 2003 Walter Harms, Andries Brouwer +.\" Distributed under GPL. +.\" +.TH FDIM 3 2003-07-24 "" "math routines" +.SH NAME +fdim, fdimf, fdiml \- positive difference +.SH SYNOPSIS +.B #include <math.h> +.sp +.BI "double fdim(double " x ", double " y ); +.sp +.BI "float fdimf(float " x ", float " y ); +.sp +.BI "long double fdiml(long double " x ", long double " y ); +.sp +Link with \-lm. +.SH DESCRIPTION +These functions return max(\fIx\fP-\fIy\fP,0). +If +.I x +or +.I y +or both are NaN, Nan is returned. +.SH "CONFORMING TO" +C99 +.SH "SEE ALSO" +.BR fmax (3) |