Re: [math-fun] Surprisingly simple sin pi/2n
3 Mar
2011
3 Mar
'11
1:13 p.m.
I guess you will trash the following (Maple) lame way: sin(Pi/42); convert(%, exp); expand(%); -1/2*I*(-1)^(1/42)-1/2*I*(-1)^(41/42)
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Axel Vogt