Update newton_raphson.py (TheAlgorithms#891)

Author: guij15

maths/newton_raphson.py

@@ -33,7 +33,7 @@ def newton_raphson(f, x0=0, maxiter=100, step=0.0001, maxerror=1e-6,logsteps=Fal
         if error < maxerror:
             break
     else:
-        raise ValueError("Itheration limit reached, no converging solution found")
+        raise ValueError("Iteration limit reached, no converging solution found")
     if logsteps:
         #If logstep is true, then log intermediate steps
         return a, error, steps
@@ -47,4 +47,4 @@ def newton_raphson(f, x0=0, maxiter=100, step=0.0001, maxerror=1e-6,logsteps=Fal
     plt.xlabel("step")
     plt.ylabel("error")
     plt.show()
-    print("solution = {%f}, error = {%f}" % (solution, error))
+    print("solution = {%f}, error = {%f}" % (solution, error))