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-rw-r--r--man3/cacos.39
1 files changed, 4 insertions, 5 deletions
diff --git a/man3/cacos.3 b/man3/cacos.3
index aebff0f..3c66ff8 100644
--- a/man3/cacos.3
+++ b/man3/cacos.3
@@ -4,7 +4,7 @@
.\"
.\" SPDX-License-Identifier: GPL-1.0-or-later
.\"
-.TH cacos 3 2023-07-20 "Linux man-pages 6.05.01"
+.TH cacos 3 2023-10-31 "Linux man-pages 6.7"
.SH NAME
cacos, cacosf, cacosl \- complex arc cosine
.SH LIBRARY
@@ -13,7 +13,7 @@ Math library
.SH SYNOPSIS
.nf
.B #include <complex.h>
-.PP
+.P
.BI "double complex cacos(double complex " z );
.BI "float complex cacosf(float complex " z );
.BI "long double complex cacosl(long double complex " z );
@@ -25,9 +25,9 @@ If \fIy\ =\ cacos(z)\fP, then \fIz\ =\ ccos(y)\fP.
The real part of
.I y
is chosen in the interval [0,pi].
-.PP
+.P
One has:
-.PP
+.P
.nf
cacos(z) = \-i * clog(z + i * csqrt(1 \- z * z))
.fi
@@ -47,7 +47,6 @@ T{
.BR cacosl ()
T} Thread safety MT-Safe
.TE
-.sp 1
.SH STANDARDS
C11, POSIX.1-2008.
.SH HISTORY