integral-of-exp-x2-hd-version

Multivariable calculus: We calculate the integral of exp(-x^2) over the real line. This calculation involves a double integral, from which values are calculated using polar coordinates. Added: a numerical estimate, and an added tighter proof with the Squeeze Theorem.

Tagged under: Mathematics,multivariable,calculus,integral,exponential,Gaussian,normal,distribution,polar,coordinates,harmonic,oscillator

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