Warnings for arctrig vs. log



>>>>> "Stavros" == Stavros Macrakis <macrakis at alum.mit.edu> writes:

    Stavros> solve(sin(x)) helpfully says



    Stavros>                     solve: using arc-trig functions to get a solution.
    Stavros>                Some solutions will be lost.
               


    Stavros> However, solve(exp(x)-1) does not, but silently omits the nonzero solutions 2*%pi*%z999.

I assume you left off the %i.  Otherwise, I don't know what you're
getting at.

    Stavros> Should we fix this?

>From a high school student's point of view, the arc-trig warning is
important, but less so for exp, since there's only one real root,
unlike the arc-trig functions.

For completeness, we probably should at least warn.

Ray