how to solve it
AperennialbestsellerbyeminentmathematicianG.Polya,"HowtoSolveIt"willshowanyoneinanyfieldhowtothinkstraight.Inlucidandappealingprose,Polyarevealshowthemathematicalmethodofdemonstratingaprooforfindinganunknowncanbeofhelpinattackinganyproblemthatcanbe"reasoned"out
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