09-05-2024, 10:38 AM
(09-03-2024, 04:51 PM)bplus Wrote: are what's getting around the need for SQR. Something about using the derivative of Square function for X^2 = 2x plus some fooling aroundit comes from the expansion of (X+1)^2 in the error calculation, so no derivatives required. although in this case, the difference operation is the discrete analogue to differentiation