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- From: Louis.Mandelstam@p2.f42.n7101.z5.fidonet.org (Louis Mandelstam)
- Newsgroups: comp.lang.pascal
- Subject: antisine
- Message-ID: <2751.2AF9654A@catpe.alt.za>
- Date: 4 Nov 92 12:04:02 GMT
- Article-I.D.: catpe.2751.2AF9654A
- Sender: ufgate@catpe.alt.za (newsout1.26)
- Organization: FidoNet node 5:7101/42.2 - Lakeside BBS, Roodepoort
- Lines: 18
-
-
- > I noticed turbo pascal does not have a function for
- > anti-sine
- > does anyone know where I can get hold of a set of anti
- > sin/cos/tan
- > functions?
-
- ArcTan is already included in TP.
- ArcSin X = ArcTan(X / Sqrt(1 - Sqr(X)))
- ArcCos X = ArcTan(Sqrt(1 - Sqr(X)) / X)
-
- Cheers
- The Poltergeist
-
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