PhotoMath – Smart camera calculator
Reminded me of "The Lenwoloppali Differential Equation Scanner" from The Big Bang Theory<p><a href="http://bigbangtheory.wikia.com/wiki/The_Lenwoloppali_Differential_Equation_Scanner" rel="nofollow">http://bigbangtheory.wikia.com/wiki/The_Lenwoloppali_Differe...</a>