increment 1

arithmetic_analysis/intersection.py

@@ -0,0 +1,16 @@
+import math
+
+def intersection(function,x0,x1): #function is the f we want to find its root and x0 and x1 are two random starting points
+    x_n = x0
+    x_n1 = x1
+    while True:
+        x_n2 = x_n1-(function(x_n1)/((function(x_n1)-function(x_n))/(x_n1-x_n)))
+        if abs(x_n2 - x_n1)<0.00001 :
+            return x_n2
+        x_n=x_n1
+        x_n1=x_n2
+
+def f(x):
+    return math.pow(x,3)-2*x-5
+
+print(intersection(f,3,3.5))