Did you know your value of Pi is wrong?

Lines 1320 to 1321 in 91113a3

    
           #common pi_ 3.141592657 
        
           common rad_to_deg_ 57.295779450887607

It should be 3.141592654 (with that rad-to-degrees conversion value should be 57.295779505601046)

This value of pi originated in the original Doom from 1993 and has been copy-pasted into thousands of projects from one to another ever since.

	#common pi_ 3.141592657
	common rad_to_deg_ 57.295779450887607