Re: Exact value of Cos[Pi/17]

*To*: mathgroup at smc.vnet.net*Subject*: [mg14894] Re: [mg14833] Exact value of Cos[Pi/17]*From*: "Tomas Garza" <tgarza at mail.internet.com.mx>*Date*: Mon, 23 Nov 1998 10:12:12 -0500*Sender*: owner-wri-mathgroup at wolfram.com

Christopher Gorski wrote: >In The Mathematica Book, there is an example on page 936 of Mathematica >returning the exact answer to Cos[Pi/17]. When I try it out on my NT >machine, however, (mathematica v.3), it simply returns Cos[Pi/17]. Christopher, Try Cos[Pi/17.] This should do the trick. Good luck, Tomas Garza Mexico City