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authorUlrich Drepper <drepper@redhat.com>1999-10-31 17:37:43 +0000
committerUlrich Drepper <drepper@redhat.com>1999-10-31 17:37:43 +0000
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tree1cbae626b385a826da82d4bf8c2955de40a7fd59 /manual/math.texi
parent8adcb4a8ede2176b0550fc49c74de3c4a0320b5e (diff)
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Update.
1999-10-31 Ulrich Drepper <drepper@cygnus.com> * includes/features.h: Replace __USE_ISOC9X by __USE_ISOC99 and also recognize _ISOC99_SOURCE. * libio/stdio.h: Likewise. * math/math.h: Likewise. * math/bits/mathcalls.h: Likewise. * math/stdio.h: Likewise. * stdlib/stdlib.h: Likewise. * sysdeps/alpha/fpu/bits/mathdef.h: Likewise. * sysdeps/alpha/fpu/bits/mathinline.h: Likewise. * sysdeps/arm/bits/huge_val.h: Likewise. * sysdeps/generic/bits/mathdef.h: Likewise. * sysdeps/i386/bits/huge_val.h: Likewise. * sysdeps/i386/fpu/bits/mathdef.h: Likewise. * sysdeps/i386/fpu/bits/mathinline.h: Likewise. * sysdeps/ieee754/bits/huge_val.h: Likewise. * sysdeps/m68k/bits/huge_val.h: Likewise. * sysdeps/m68k/fpu/bits/mathdef.h: Likewise. * sysdeps/m68k/fpu/bits/mathinline.h: Likewise. * sysdeps/powerpc/bits/mathdef.h: Likewise. * sysdeps/powerpc/bits/mathinline.h: Likewise. * sysdeps/sparc/fpu/bits/mathdef.h: Likewise. * sysdeps/sparc/fpu/bits/mathinline.h: Likewise. * sysdeps/sparc/sparc32/fpu/bits/huge_val.h: Likewise. * wcsmbs/wchar.h: Likewise. * sysdeps/powerpc/bits/mathdef.h: Moved to... * sysdeps/powerpc/fpu/bits/mathdef.h: ...here. * sysdeps/powerpc/bits/mathinline.h: Moved to... * sysdeps/powerpc/fpu/bits/mathinline.h: ...here. 1999-10-31 Andreas Jaeger <aj@suse.de> * manual/math.texi (Errors in Math Functions): Correct TeX code. 1999-10-31 Andreas Jaeger <aj@suse.de> * math/libm-test.inc: Change comments to use ISO C99 instead of ISO C9x. * math/w_lgamma.c: Likewise. * math/w_lgammaf.c: Likewise. * math/w_lgammal.c: Likewise. * math/test-fenv.c: Likewise. * sysdeps/ieee754/ldbl-96/printf_fphex.c: Likewise. * sysdeps/ieee754/ldbl-128/printf_fphex.c: Likewise. * sysdeps/generic/printf_fphex.c: Likewise. 1999-10-31 Andreas Jaeger <aj@suse.de> * manual/arith.texi (Parsing of Floats): Remove C from ISO C comment. * manual/math.texi: Change ISO C9x to ISO C99. * manual/startup.texi: Likewise. * manual/stdio.texi: Likewise. 1999-10-31 Andreas Jaeger <aj@suse.de> * manual/arith.texi: Change ISO C9x to ISO C99. * manual/time.texi (Low-Level Time String Parsing): Likewise.
Diffstat (limited to 'manual/math.texi')
-rw-r--r--manual/math.texi28
1 files changed, 14 insertions, 14 deletions
diff --git a/manual/math.texi b/manual/math.texi
index c9a4c3a611..d834fde8ec 100644
--- a/manual/math.texi
+++ b/manual/math.texi
@@ -42,8 +42,8 @@ these functions have prototypes declared in the header file
All mathematical functions which take a floating-point argument
have three variants, one each for @code{double}, @code{float}, and
@code{long double} arguments. The @code{double} versions are mostly
-defined in @w{ISO C 89}. The @code{float} and @code{long double}
-versions are from the numeric extensions to C included in @w{ISO C 9X}.
+defined in @w{ISO C89}. The @code{float} and @code{long double}
+versions are from the numeric extensions to C included in @w{ISO C99}.
Which of the three versions of a function should be used depends on the
situation. For most calculations, the @code{float} functions are the
@@ -216,11 +216,11 @@ to cope with its absence.
@cindex complex trigonometric functions
-@w{ISO C 9x} defines variants of the trig functions which work on
+@w{ISO C99} defines variants of the trig functions which work on
complex numbers. The GNU C library provides these functions, but they
are only useful if your compiler supports the new complex types defined
by the standard.
-@c Change this when gcc is fixed. -zw
+@c XXX Change this when gcc is fixed. -zw
(As of this writing GCC supports complex numbers, but there are bugs in
the implementation.)
@@ -377,7 +377,7 @@ If both @var{x} and @var{y} are zero, @code{atan2} returns zero.
@end deftypefun
@cindex inverse complex trigonometric functions
-@w{ISO C 9x} defines complex versions of the inverse trig functions.
+@w{ISO C99} defines complex versions of the inverse trig functions.
@comment complex.h
@comment ISO
@@ -575,7 +575,7 @@ number. @file{math.h} defines constants so you can check for this.
@code{ilogb} returns this value if its argument is @code{0}. The
numeric value is either @code{INT_MIN} or @code{-INT_MAX}.
-This macro is defined in @w{ISO C 9X}.
+This macro is defined in @w{ISO C99}.
@end deftypevr
@comment math.h
@@ -584,7 +584,7 @@ This macro is defined in @w{ISO C 9X}.
@code{ilogb} returns this value if its argument is @code{NaN}. The
numeric value is either @code{INT_MIN} or @code{INT_MAX}.
-This macro is defined in @w{ISO C 9X}.
+This macro is defined in @w{ISO C99}.
@end deftypevr
These values are system specific. They might even be the same. The
@@ -707,7 +707,7 @@ near zero.
@cindex complex exponentiation functions
@cindex complex logarithm functions
-@w{ISO C 9X} defines complex variants of some of the exponentiation and
+@w{ISO C99} defines complex variants of some of the exponentiation and
logarithm functions.
@comment complex.h
@@ -1094,17 +1094,17 @@ instead of in the @var{signgam} global. This means it is reentrant.
These functions exist for compatibility reasons. They are equivalent to
@code{lgamma} etc. It is better to use @code{lgamma} since for one the
name reflects better the actual computation, moreover @code{lgamma} is
-standardized in @w{ISO C 9x} while @code{gamma} is not.
+standardized in @w{ISO C99} while @code{gamma} is not.
@end deftypefun
@comment math.h
-@comment XPG
+@comment XPG, ISO
@deftypefun double tgamma (double @var{x})
@comment math.h
-@comment XPG
+@comment XPG, ISO
@deftypefunx float tgammaf (float @var{x})
@comment math.h
-@comment XPG
+@comment XPG, ISO
@deftypefunx {long double} tgammal (long double @var{x})
@code{tgamma} applies the gamma function to @var{x}. The gamma
function is defined as
@@ -1117,7 +1117,7 @@ gamma (x) = integral from 0 to @infinity{} of t^(x-1) e^-t dt
@end smallexample
@end ifnottex
-This function was introduced in @w{ISO C 9x}.
+This function was introduced in @w{ISO C99}.
@end deftypefun
@comment math.h
@@ -1216,7 +1216,7 @@ representation @math{d.d@dots{}d@mul{}2^e} (we assume IEEE
floating-point numbers with base 2) the ULP is represented by
@tex
-$$\frac{|{\mathrm d.d\dots d - (z/2^e)|}{2^{p-1}}$$
+$${|d.d\dots d - (z/2^e)|}\over {2^{p-1}}$$
@end tex
@ifnottex
@smallexample