Any idéa how I can veryfy the tanh(x/2) formula? It is tanh(x/2) = (coshx-1)/(sinhx) but I cant prove it..
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The Right Hand Side The Left Hand Side.
Hello, Catholicman! We need a few hyperbolic identities: . . . . . . . . Verify: . We have: . Multiply by . . . . . . . . . . . . . . . . Therefore: .
Thankyou.
Last edited by mr fantastic; Apr 20th 2010 at 07:41 PM. Reason: Off-topic.
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