Subtraktion und Skalarmultiplikation hinzugefügt und getestet

2020-11-03 12:01:45 +01:00
parent e0e4c99bfa
commit 53ffb5f4ce
1 changed files with 13 additions and 1 deletions
--- a/vector.py
+++ b/vector.py
@@ -26,6 +26,14 @@ class Vector(object):
    	  new_coordinates = [x+y for x,y in zip(self.coordinates, v.coordinates)]
    	  return Vector(new_coordinates)
    
+    def minus(self,v):
+    	  new_coordinates = [x-y for x,y in zip(self.coordinates, v.coordinates)]
+    	  return Vector(new_coordinates)
+    	  
+    def times_scalar(self, c):
+    	new_coordinates = [c*x for x in self.coordinates]
+    	return Vector(new_coordinates)
+
 # Tests

 vektor_1 = Vector([1,2,3])
@@ -38,3 +46,7 @@ print vektor_1 == vektor_2
 print vektor_2 == vektor_3 

 print vektor_1.plus(vektor_2)
+
+print vektor_2.minus(vektor_3)
+
+print vektor_3.times_scalar(3)