diff options
Diffstat (limited to 'man3/scalb.3')
| -rw-r--r-- | man3/scalb.3 | 31 |
1 files changed, 15 insertions, 16 deletions
diff --git a/man3/scalb.3 b/man3/scalb.3 index 5513a27..f99fd2d 100644 --- a/man3/scalb.3 +++ b/man3/scalb.3 @@ -5,7 +5,7 @@ .\" .\" SPDX-License-Identifier: Linux-man-pages-copyleft .\" -.TH scalb 3 2023-07-20 "Linux man-pages 6.05.01" +.TH scalb 3 2023-10-31 "Linux man-pages 6.7" .SH NAME scalb, scalbf, scalbl \- multiply floating-point number by integral power of radix (OBSOLETE) @@ -15,17 +15,17 @@ Math library .SH SYNOPSIS .nf .B #include <math.h> -.PP +.P .BI "[[deprecated]] double scalb(double " x ", double " exp ); .BI "[[deprecated]] float scalbf(float " x ", float " exp ); .BI "[[deprecated]] long double scalbl(long double " x ", long double " exp ); .fi -.PP +.P .RS -4 Feature Test Macro Requirements for glibc (see .BR feature_test_macros (7)): .RE -.PP +.P .BR scalb (): .nf _XOPEN_SOURCE >= 500 @@ -33,7 +33,7 @@ Feature Test Macro Requirements for glibc (see || /* Since glibc 2.19: */ _DEFAULT_SOURCE || /* glibc <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE .fi -.PP +.P .BR scalbf (), .BR scalbl (): .nf @@ -50,11 +50,11 @@ by to the power of .IR exp , that is: -.PP +.P .nf x * FLT_RADIX ** exp .fi -.PP +.P The definition of .B FLT_RADIX can be obtained by including @@ -67,13 +67,13 @@ On success, these functions return .B FLT_RADIX ** .IR exp . -.PP +.P If .I x or .I exp is a NaN, a NaN is returned. -.PP +.P If .I x is positive infinity (negative infinity), @@ -81,13 +81,13 @@ and .I exp is not negative infinity, positive infinity (negative infinity) is returned. -.PP +.P If .I x is +0 (\-0), and .I exp is not positive infinity, +0 (\-0) is returned. -.PP +.P If .I x is zero, and @@ -95,7 +95,7 @@ is zero, and is positive infinity, a domain error occurs, and a NaN is returned. -.PP +.P If .I x is an infinity, @@ -104,7 +104,7 @@ and is negative infinity, a domain error occurs, and a NaN is returned. -.PP +.P If the result overflows, a range error occurs, and the functions return @@ -114,7 +114,7 @@ or .BR HUGE_VALL , respectively, with a sign the same as .IR x . -.PP +.P If the result underflows, a range error occurs, and the functions return zero, with a sign the same as @@ -124,7 +124,7 @@ 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 0, and \fIexp\fP is positive infinity, \ @@ -168,7 +168,6 @@ T{ .BR scalbl () T} Thread safety MT-Safe .TE -.sp 1 .SH STANDARDS None. .SH HISTORY |