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+.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de)
+.\" Distributed under GPL
+.\" based on glibc infopages
+.TH SIGNIFICAND 3 2002-08-10 "gnu" "Linux Programmer's Manual"
+.SH NAME
+significand, significandf, significandl \-
+get mantissa of floating point number
+.SH SYNOPSIS
+.B #include <math.h>
+.sp 
+.BI "double significand(double " x );
+.br
+.BI "float significandf(float " x );
+.br
+.BI "long double significandl(long double " x );
+.sp
+Link with \-lm.
+.SH DESCRIPTION
+The
+.B significand()
+function returns the mantissa of
+.I x
+scaled to the range [1,2).
+It is equivalent to
+.sp
+.in +8
+scalb(x, (double) -ilogb(x))
+.in -8
+.PP
+This function exists mainly for use in certain standardized tests
+for IEEE 754 conformance.
+.SH HISTORY
+This function came from BSD.
+.SH "SEE ALSO"
+.BR ilogb (3),
+.BR scalb (3)