Wolfram Alpha Does Calculus
12 of 19 from Screenshots: A tour of Wolfram Alpha
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Calculating the integral of secant-cubed x dx was a thorny calculus problem seared into my brain during high school. Wolfram Alpha, unlike me, hasn't forgotten how to perform the calculation.
May 5, 2009 5:21 PM PDT
Photo by: Stephen Shankland/CNET
