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Re: Have I found a bug?
> both are correct. > > To check, one must get the original function by taking the derivative of > > Log[- answer] > > answer2= answer1 Sqrt[-1] = I answer1. > > Log[-answer2] = Log[- I answer1]= Log[I]+ Log[-answer1] > > The additional summand Log[I] is eliminated by the derivative. Is it possible to have Mathematica to give both answers? Thanks for the great reply =) Hugs, Louise