Adding an example for Sage 😈

Author: AdamPohl

examples/example.sage

@@ -0,0 +1,29 @@
+def isinverse(matrix):
+	"""
+	This function checks if a matrix has an inverse and if it does it outputs it, if not returns FALSE.
+
+	arguements: A matrix
+
+	outputs: if inverse exists - the invese of the matrix
+					 inverse doesn't exist - this matrix has no inverse
+	"""
+
+	try:
+		return matrix.inverse()
+	except:
+		return "This matrix has no inverse"
+
+C = matrix([[-1/2, -1/2], [-2, -1]])
+print isinverse(C)
+print "The determinant of this matrix is:"
+print det(C)
+
+D = matrix([[2, -2, 1], [6, -1, 1], [12, -2, 2]])
+print isinverse(D)
+print "The determinant of this matrix is:"
+print det(D)
+
+E = matrix([[1, 2], [2, 0]])
+print isinverse(E)
+print "The determinant of this matrix is:"
+print det(E)