Quake III & the reciprocal square root

In the C source code of the famous game “Quake III — Arena” you can find an incredibly efficient piece of code that seems totally insane and incomprehensible! It is the code for computing the…

PDF) A Modification of the Fast Inverse Square Root Algorithm

Is Fast Inverse Square Root still Fast?

REVEALED: Quake III's SECRET Algorithm!

Exploring Quake 3's Fast Inverse Square Root

Revisiting The Fast Inverse Square Root - Is It Still Useful

Delta Thoughts - Quake III's Smartest Quasi-Square Root

Exploring Quake 3's Fast Inverse Square Root

Delta Thoughts - Quake III's Smartest Quasi-Square Root

2. Now write the function to calculate the inverse

Quake III & the reciprocal square root

February 1st: Exploring the QUAKE III Fast Inverse Square Root by

GitHub - skailasa/pyinvsqrt: Quake 3 Fast Inverse Square Root in