Radical Symbol (√) The square root operator returns a value that, when multiplied by itself, equals the given number Written using the radical symbol √, it's equivalent to raising a number to the one-half power
Square root - Wikipedia The letter jīm resembles the present square root shape Its usage goes as far as the end of the twelfth century in the works of the Moroccan mathematician Ibn al-Yasamin [21] The symbol "√" for the square root was first used in print in 1525, in Christoph Rudolff 's Coss [22]
Kalender