Is not the diameter of a circle a special case of chords of a circle? Have we been short-poured in terms of definitions?

Ever try converting the number to binary? Still shift by 2. Trial divide always 1 something.

Why is it called spirit of Math, not Spirit of Maths?

I and all my 6th grade public middle school class learned how to calculate not only square roots but even cube roots. It was Not this difficult! This method is very hard and was very poorly explained. I have two college degrees and I really couldn't follow you!