On Sunday, June 9, 2013 3:12:08 PM UTC-10, Richard Fateman wrote:
> (For Charlwood problem #21) How about > > ((asinh(x))/4) - ((sqrt(1 - x^4) * asin(x))/2) + ((x * sqrt(x^2 + 1))/4) > > from Macsyma. Which has the advantage of using no logs, just asin() and > asinh(). Since the integrand has asin, I think it is nice.
Very nice. I just posted a revised Charlwood Fifty test-suite at