It's true though

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This is art. n000o you can't call code art! float Q rsgrt( float number ) long i; float x2, y; const float threehalfs 1.5F; X2 number 0.5F; number; i ( long ) y; evil floating point bit level hacking i 0x5f3759df - ( i 1 ); I what the funk? ( float ) i; y y ( threehalfs - ( x2 y y ) ); Ist iteration y - y ( threehalfs - ( x2 y y ) ); 2nd iteration, this can be removed return y;