Re: complex number

2009-04-01 Thread Corinna Vinschen
On Apr 1 16:58, Marco Atzeri wrote: > --- Mer 1/4/09, Corinna Vinschen ha scritto: > > > I was trying to understand why this code > > > > > > #include > > > #include > > > > > > int main() > > > { > > >   double a = 0; > > >   double b = 1. / a; > > >   a += 1; > > >   std::cout << std::abs >

Re: complex number

2009-04-01 Thread Marco Atzeri
--- Mer 1/4/09, Greg Chicares ha scritto: > Da: Greg Chicares > Oggetto: Re: complex number > A: cygwin@cygwin.com > Data: Mercoledì 1 Aprile 2009, 17:32 > On 2009-04-01 14:48Z, Marco Atzeri > wrote: > > > > I was trying to understand why this code &

Re: complex number

2009-04-01 Thread Marco Atzeri
--- Mer 1/4/09, Corinna Vinschen ha scritto: > Da: Corinna Vinschen > Oggetto: Re: complex number > A: cygwin@cygwin.com > Data: Mercoledì 1 Aprile 2009, 17:22 > On Apr  1 14:48, Marco Atzeri > wrote: > > > > Dear All, > > I was trying to unders

Re: complex number

2009-04-01 Thread Greg Chicares
On 2009-04-01 14:48Z, Marco Atzeri wrote: > > I was trying to understand why this code > > #include > #include > > int main() > { > double a = 0; > double b = 1. / a; > a += 1; > std::cout << std::abs (std::complex (b, a)) << '\n'; > } > > produce Inf on most platform and NaN on cygwi

Re: complex number

2009-04-01 Thread Corinna Vinschen
On Apr 1 14:48, Marco Atzeri wrote: > > Dear All, > I was trying to understand why this code > > #include > #include > > int main() > { > double a = 0; > double b = 1. / a; > a += 1; > std::cout << std::abs (std::complex (b, a)) << '\n'; > } > > produce Inf on most platform and NaN