Message-ID: <37DFD832.DFD9BAB1@helawann.de> From: Hela Wann X-Mailer: Mozilla 4.6 [de]C-pi 2.1.0.0 (Win95; I) X-Accept-Language: de MIME-Version: 1.0 Newsgroups: comp.os.msdos.djgpp Subject: Problem with asin() Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Date: Wed, 15 Sep 1999 19:32:34 +0200 NNTP-Posting-Host: 62.52.138.119 X-Trace: news2.cityweb.de 937416871 62.52.138.119 (Wed, 15 Sep 1999 19:34:31 MET DST) NNTP-Posting-Date: Wed, 15 Sep 1999 19:34:31 MET DST Lines: 13 To: djgpp AT delorie DOT com DJ-Gateway: from newsgroup comp.os.msdos.djgpp Reply-To: djgpp AT delorie DOT com I have to calculate an angle with asin() why do i not receive the correct value of 44,7°??? in borland the return value is limited to -pi/e - +pi/2, why???? The code line is: dx = asin(alpha/s); Thanks for your help!!! Hela Wann