Consider an infinite “tower of powers” of x, defined by x^x^x^… = x^(x^(x^…)) Can we find a value of x...

Continue reading...# iteration

## Quick Square Roots

Here’s a very quick way to generate the square root of N. Let A0=N. Then generate a sequence of numbers A1, A2,...

Continue reading...## Kaprekar’s Constant

Take any four digit number (whose digits are not all identical), and do the following: Rearrange the string of digits...

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