# Codice a mano

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Principal square root of 2

31 December 2016

The square root of 2, written in mathematics as 2 1⁄2, is the positive algebraic number that, when multiplied by itself, gives the number 2.

31 December 2016

The square root of 2, written in mathematics as 2 1⁄2, is the positive algebraic number that, when multiplied by itself, gives the number 2.