diff options
Diffstat (limited to 'man3/acosh.3')
| -rw-r--r-- | man3/acosh.3 | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/man3/acosh.3 b/man3/acosh.3 index b846807..0c8963d 100644 --- a/man3/acosh.3 +++ b/man3/acosh.3 @@ -13,7 +13,7 @@ .\" Modified 2002-07-25 by Walter Harms .\" (walter.harms@informatik.uni-oldenburg.de) .\" -.TH acosh 3 2023-07-20 "Linux man-pages 6.05.01" +.TH acosh 3 2023-10-31 "Linux man-pages 6.7" .SH NAME acosh, acoshf, acoshl \- inverse hyperbolic cosine function .SH LIBRARY @@ -22,17 +22,17 @@ Math library .SH SYNOPSIS .nf .B #include <math.h> -.PP +.P .BI "double acosh(double " x ); .BI "float acoshf(float " x ); .BI "long double acoshl(long double " x ); -.PP +.P .fi .RS -4 Feature Test Macro Requirements for glibc (see .BR feature_test_macros (7)): .RE -.PP +.P .BR acosh (): .nf _ISOC99_SOURCE || _POSIX_C_SOURCE >= 200112L @@ -41,7 +41,7 @@ Feature Test Macro Requirements for glibc (see || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* glibc <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE .fi -.PP +.P .BR acoshf (), .BR acoshl (): .nf @@ -57,19 +57,19 @@ that is the value whose hyperbolic cosine is .SH RETURN VALUE On success, these functions return the inverse hyperbolic cosine of .IR x . -.PP +.P If .I x is a NaN, a NaN is returned. -.PP +.P If .I x is +1, +0 is returned. -.PP +.P If .I x is positive infinity, positive infinity is returned. -.PP +.P If .I x is less than 1, @@ -80,7 +80,7 @@ See .BR math_error (7) for information on how to determine whether an error has occurred when calling these functions. -.PP +.P The following errors can occur: .TP Domain error: \fIx\fP is less than 1 @@ -106,12 +106,11 @@ T{ .BR acoshl () T} Thread safety MT-Safe .TE -.sp 1 .SH STANDARDS C11, POSIX.1-2008. .SH HISTORY C99, POSIX.1-2001. -.PP +.P The variant returning .I double also conforms to |