How to calculate the square root using Babylonian method.

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Babylonian method for calculating square root of a number. function sqrt(n) { if ( ! ( typeof n === 'number' && n >= 0 && ! isNaN (n))) { return NaN ; } else if (n === 0 ) { return 0 ; } else if (n === Infinity ) { return Infinity ; } var val = n; while ( true ) { var last = val; val = (val + n / val) * 0.5 ; if ( Math .abs(val - last) < 1e-9 ) { break ; } } return val; } Usage: console.log(sqrt(…

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