BEGONE

differentiating-deez.m

@@ -1,21 +0,0 @@
-clear,clc
-pkg load symbolic
-f = inline('exp(x)')
-h = 0.1;
-x = [1.4 1.5 1.6]
-y = f(x)
-first_diff_forward_y = (y(3) - y(2)) / h
-first_diff_backward_y = (y(2) - y(1)) / h
-first_diff_central_y = (y(3) - y(1)) / (2*h)
-syms x;
-Y = exp(x);
-Y1 = diff(Y)
-Y2 = diff(Y,2)
-
-YY1 = inline(Y1)
-y1e = YY1(1.5)
-YY2 = inline(Y2)
-y2e = YY2(1.5)
-M = [ first_diff_backward_y first_diff_central_y first_diff_forward_y]
-RPE = (abs(y1e - M) / y1e) * 100
-