derivative_Filter
.................\deriv2_err.m
.................\deriv3_err.m
.................\design_deriv.m
.................\fulltohalf.m
.................\halftofull.m
.................\intersect.m
.................\rotate.m
.................\rot_invariance_err.m
.................\showfilt.m
.................\showfreq.m
.................\solution10.mat
.................\solution11.mat