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Re: Good idea to use ArcTan[x,y] in Solve[], Integrate[] etc?

• To: mathgroup at smc.vnet.net
• Subject: [mg37336] Re: Good idea to use ArcTan[x,y] in Solve[], Integrate[] etc?
• From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
• Date: Thu, 24 Oct 2002 02:55:23 -0400 (EDT)
• Organization: Universitaet Leipzig
• References: <ap5b24$3v9$1@smc.vnet.net>
• Reply-to: kuska at informatik.uni-leipzig.de
• Sender: owner-wri-mathgroup at wolfram.com

Hi,

a potential division by 0 in ArcTan[y/x] ?

Regards
  Jens

Frank Iannarilli wrote:
> 
> Hi,
> 
> Is there any wisdom on whether one should employ or avoid the
> 2-argument form of ArcTan[], versus ArcTan[y/x], in expressions
> involving Solve[] and Integrate[]?
> 
> Is there any harm?  Is there any benefit?
> 
> Thanks!

• Follow-Ups:
  • Re: Re: Good idea to use ArcTan[x,y] in Solve[], Integrate[] etc?
    • From: David Terr <dterr@wolfram.com>