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Diffstat (limited to 'upstream/opensuse-tumbleweed/man3/clog10.3')
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diff --git a/upstream/opensuse-tumbleweed/man3/clog10.3 b/upstream/opensuse-tumbleweed/man3/clog10.3 new file mode 100644 index 00000000..716d6e7a --- /dev/null +++ b/upstream/opensuse-tumbleweed/man3/clog10.3 @@ -0,0 +1,76 @@ +'\" t +.\" Copyright 2002 Walter Harms (walter.harms@informatik.uni-oldenburg.de) +.\" +.\" SPDX-License-Identifier: GPL-1.0-or-later +.\" +.TH clog10 3 2023-07-20 "Linux man-pages 6.05.01" +.SH NAME +clog10, clog10f, clog10l \- base-10 logarithm of a complex number +.SH LIBRARY +Math library +.RI ( libm ", " \-lm ) +.SH SYNOPSIS +.nf +.BR "#define _GNU_SOURCE" " /* See feature_test_macros(7) */" +.B #include <complex.h> +.PP +.BI "double complex clog10(double complex " z ); +.BI "float complex clog10f(float complex " z ); +.BI "long double complex clog10l(long double complex " z ); +.fi +.SH DESCRIPTION +The call +.I clog10(z) +is equivalent to: +.PP +.in +4n +.EX +clog(z)/log(10) +.EE +.in +.PP +or equally: +.PP +.in +4n +.EX +log10(cabs(c)) + I * carg(c) / log(10) +.EE +.in +.PP +The other functions perform the same task for +.I float +and +.IR "long double" . +.PP +Note that +.I z +close to zero will cause an overflow. +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lbx lb lb +l l l. +Interface Attribute Value +T{ +.na +.nh +.BR clog10 (), +.BR clog10f (), +.BR clog10l () +T} Thread safety MT-Safe +.TE +.sp 1 +.SH STANDARDS +GNU. +.SH HISTORY +glibc 2.1. +.PP +The identifiers are reserved for future use in C99 and C11. +.SH SEE ALSO +.BR cabs (3), +.BR cexp (3), +.BR clog (3), +.BR clog2 (3), +.BR complex (7) |