complex.3 revision 276293
Copyright (c) 2011 Murray Stokely <murray@FreeBSD.org>
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THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
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OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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$FreeBSD: head/lib/msun/man/complex.3 276293 2014-12-27 08:22:58Z joel $
.Dd October 17, 2011 .Dt COMPLEX 3 .Os .Sh NAME .Nm complex .Nd "complex arithmetic" .Sh LIBRARY .Lb libm .Sh SYNOPSIS n complex.h .Sh DESCRIPTION These functions support complex arithmetic in the C math library. .Sh "LIST OF FUNCTIONS" Each of the following .Vt "double complex" functions has a .Vt "float complex" counterpart with an .Ql f appended to the name and a .Vt "long double complex" counterpart with an .Ql l appended. As an example, the .Vt "float complex" and .Vt "long double complex" counterparts of .Ft double .Fn cabs "double complex z" are .Ft float .Fn cabsf "float complex z" and .Ft "long double" .Fn cabsl "long double complex z" , respectively. l -column "csqrt" "complex absolute value (i.e. norm, modulus, magnitude)" .Em "Name Description" .. Section 7.3.5 - 7.3.7 of ISO C99 standard unimplemented, see BUGS
Section 7.3.8 of ISO C99 standard
.Ss Absolute-value Functions .Cl cabs complex absolute value (i.e. norm, modulus, magnitude) csqrt complex square root .El .Ss Exponential Function .Cl cexp exponential base e .El Section 7.3.9 of ISO C99 standard
.Ss Manipulation Functions .Cl carg compute the argument (i.e. phase angle) cimag compute the imaginary part conj compute the complex conjugate cproj compute projection onto Riemann sphere creal compute the real part .El Section 7.3.5-6 of ISO C99 standard
.Ss Trigonometric and Hyperbolic Functions .Cl cacos arc cosine cacosh arc hyperbolic cosine casin arc sine casinh arc hyperbolic sine catan arc tangent catanh arc hyperbolic tangent ccos cosine ccosh hyperbolic cosine csin sine csinh hyperbolic sine ctan tangent ctanh hyperbolic tangent .El .Sh SEE ALSO .Xr fenv 3 , .Xr ieee 3 , .Xr math 3 , .Xr tgmath 3 .Rs .%T "ISO/IEC 9899:TC3" .%U http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1256.pdf .Re .Sh STANDARDS The n complex.h functions described here conform to .St -isoC-99 . .Sh BUGS The logarithmic functions .Fn clog and the power functions .Fn cpow are not implemented.
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND
ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGE.
$FreeBSD: head/lib/msun/man/complex.3 276293 2014-12-27 08:22:58Z joel $
.Dd October 17, 2011 .Dt COMPLEX 3 .Os .Sh NAME .Nm complex .Nd "complex arithmetic" .Sh LIBRARY .Lb libm .Sh SYNOPSIS n complex.h .Sh DESCRIPTION These functions support complex arithmetic in the C math library. .Sh "LIST OF FUNCTIONS" Each of the following .Vt "double complex" functions has a .Vt "float complex" counterpart with an .Ql f appended to the name and a .Vt "long double complex" counterpart with an .Ql l appended. As an example, the .Vt "float complex" and .Vt "long double complex" counterparts of .Ft double .Fn cabs "double complex z" are .Ft float .Fn cabsf "float complex z" and .Ft "long double" .Fn cabsl "long double complex z" , respectively. l -column "csqrt" "complex absolute value (i.e. norm, modulus, magnitude)" .Em "Name Description" .. Section 7.3.5 - 7.3.7 of ISO C99 standard unimplemented, see BUGS
Section 7.3.8 of ISO C99 standard
.Ss Absolute-value Functions .Cl cabs complex absolute value (i.e. norm, modulus, magnitude) csqrt complex square root .El .Ss Exponential Function .Cl cexp exponential base e .El Section 7.3.9 of ISO C99 standard
.Ss Manipulation Functions .Cl carg compute the argument (i.e. phase angle) cimag compute the imaginary part conj compute the complex conjugate cproj compute projection onto Riemann sphere creal compute the real part .El Section 7.3.5-6 of ISO C99 standard
.Ss Trigonometric and Hyperbolic Functions .Cl cacos arc cosine cacosh arc hyperbolic cosine casin arc sine casinh arc hyperbolic sine catan arc tangent catanh arc hyperbolic tangent ccos cosine ccosh hyperbolic cosine csin sine csinh hyperbolic sine ctan tangent ctanh hyperbolic tangent .El .Sh SEE ALSO .Xr fenv 3 , .Xr ieee 3 , .Xr math 3 , .Xr tgmath 3 .Rs .%T "ISO/IEC 9899:TC3" .%U http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1256.pdf .Re .Sh STANDARDS The n complex.h functions described here conform to .St -isoC-99 . .Sh BUGS The logarithmic functions .Fn clog and the power functions .Fn cpow are not implemented.