+870 The square root of a positive number n, is a number a which square is equal to n.
$${{\mathtt{a}}}^{{\mathtt{2}}} = {\mathtt{n}}$$
+870 The square root of a positive number n, is a number a which square is equal to n.
$${{\mathtt{a}}}^{{\mathtt{2}}} = {\mathtt{n}}$$
