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-rw-r--r--man3/casin.39
1 files changed, 4 insertions, 5 deletions
diff --git a/man3/casin.3 b/man3/casin.3
index 5cce6a4..edc0935 100644
--- a/man3/casin.3
+++ b/man3/casin.3
@@ -3,7 +3,7 @@
.\"
.\" SPDX-License-Identifier: GPL-1.0-or-later
.\"
-.TH casin 3 2023-07-20 "Linux man-pages 6.05.01"
+.TH casin 3 2023-10-31 "Linux man-pages 6.7"
.SH NAME
casin, casinf, casinl \- complex arc sine
.SH LIBRARY
@@ -12,7 +12,7 @@ Math library
.SH SYNOPSIS
.nf
.B #include <complex.h>
-.PP
+.P
.BI "double complex casin(double complex " z );
.BI "float complex casinf(float complex " z );
.BI "long double complex casinl(long double complex " z );
@@ -24,9 +24,9 @@ If \fIy\ =\ casin(z)\fP, then \fIz\ =\ csin(y)\fP.
The real part of
.I y
is chosen in the interval [\-pi/2,pi/2].
-.PP
+.P
One has:
-.PP
+.P
.nf
casin(z) = \-i clog(iz + csqrt(1 \- z * z))
.fi
@@ -46,7 +46,6 @@ T{
.BR casinl ()
T} Thread safety MT-Safe
.TE
-.sp 1
.SH STANDARDS
C11, POSIX.1-2008.
.SH HISTORY