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Phi Trainer is an application that allows you to memorize digits of the number phi (the golden ratio). Two quantities are in the golden ratio if the r …

Train yourself to memorize the digits of Pi! Girls are thoroughly impressed by ones ability to memorize long strings of digits, as it illustrates admi …

A simple tool that allows the conversion from and to binary, decimal, hexadecimal, and octal.免費玩BinDecHexOct APP玩免費免費玩BinDecHexOct AppBinDecHexOct APP …