Xref:	news2.mv.net comp.os.msdos.djgpp:2332
From:	Broeker AT axpmgr DOT physik DOT rwth-aachen DOT de (Hans-Bernhard Broeker)
Newsgroups:	comp.os.msdos.djgpp
Subject:	Re: Complex numbers
Date:	1 Apr 96 13:50:45 GMT
Organization:	RWTH -Aachen / Rechnerbetrieb Informatik
Lines:	28
Message-ID:	<Broeker.828366645@axpmgr>
References:	<MAILQUEUE-101 DOT 960401131654 DOT 288 AT merlin DOT e-technik DOT uni-erlangen DOT de>
NNTP-Posting-Host:	axpmgr.physik.rwth-aachen.de
To:	djgpp AT delorie DOT com
DJ-Gateway:	from newsgroup comp.os.msdos.djgpp

"Michael Schuster" <SCHUSTER AT merlin DOT e-technik DOT uni-erlangen DOT de> writes:

>Gruess Euch!

>I' got a problem:
>I wanted to use complex numbers with a programme (see below).
>But I didn't manage to compile it.- I tried it with -lm, -lgpp, -O ...
>and have no idea what to do, although 'complex.h' is in the include 
>directory. 

>Any idea?

>#include <stdio.h>
>#include <math.h>
>#include<complex.h>
>Void main()
>{   Complex c1;
>    c1.re=10;
>}

Problem: at least in the libg++ used by DJGPP V2, the type Complex
is *not* defined in <complex.h> (that one contains the template complex<>),
but instead in <_complex.h>, which should be <Complex.h>, but that doesn't
work on DOS. 

Fix: #include <_complex.h> instead

Hans-Bernhard Broeker (Aachen, Germany)

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