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Re: x-ArcSin[Sin[x]]

• To: mathgroup at smc.vnet.net
• Subject: [mg50131] Re: x-ArcSin[Sin[x]]
• From: Paul Muller <paul.muller-at-epfl.ch at sicinfo2.epfl.ch>
• Date: Mon, 16 Aug 2004 06:45:42 -0400 (EDT)
• References: <200408110953.FAA04108@smc.vnet.net> <cfffgn$ilf$1@smc.vnet.net> <200408130956.FAA03696@smc.vnet.net> <cfkaun$fcc$1@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

Thank you Dr Bob, that was exactly what I needed!

Paul

DrBob wrote:
> One typical situation is that you know Sin[theta] AND Cos[theta]. In that case, ArcTan[Cos[theta],Sin[theta]] is more likely to come out in the proper quadrant. I don't know if that will help in your problem.
> 
> Bobby

• References:
  • x-ArcSin[Sin[x]]
    • From: Paul Muller <paul.muller-at-epfl.ch@sicinfo2.epfl.ch>
  • Re: x-ArcSin[Sin[x]]
    • From: Paul Muller <paul.muller-at-epfl.ch@sicinfo2.epfl.ch>