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-rw-r--r--man3/catanh.39
1 files changed, 4 insertions, 5 deletions
diff --git a/man3/catanh.3 b/man3/catanh.3
index 0cd8c2b..48abbaa 100644
--- a/man3/catanh.3
+++ b/man3/catanh.3
@@ -4,7 +4,7 @@
.\"
.\" SPDX-License-Identifier: GPL-1.0-or-later
.\"
-.TH catanh 3 2023-07-20 "Linux man-pages 6.05.01"
+.TH catanh 3 2023-10-31 "Linux man-pages 6.7"
.SH NAME
catanh, catanhf, catanhl \- complex arc tangents hyperbolic
.SH LIBRARY
@@ -13,7 +13,7 @@ Math library
.SH SYNOPSIS
.nf
.B #include <complex.h>
-.PP
+.P
.BI "double complex catanh(double complex " z );
.BI "float complex catanhf(float complex " z );
.BI "long double complex catanhl(long double complex " z );
@@ -25,9 +25,9 @@ If \fIy\~=\~catanh(z)\fP, then \fIz\~=\~ctanh(y)\fP.
The imaginary part of
.I y
is chosen in the interval [\-pi/2,pi/2].
-.PP
+.P
One has:
-.PP
+.P
.in +4n
.EX
catanh(z) = 0.5 * (clog(1 + z) \- clog(1 \- z))
@@ -49,7 +49,6 @@ T{
.BR catanhl ()
T} Thread safety MT-Safe
.TE
-.sp 1
.SH STANDARDS
C11, POSIX.1-2008.
.SH HISTORY