def scalar_mul(self):
rows = int(input("\nHow many rows are in your matrix? "))
cols = int(input("How many columns are in your matrix? "))
scalar = int(input("What scalar are you multiplying your matrix by? "))
a = matrixinput.App(rows, cols).matrix
scalar_a = matrixcalc.MatOperators().scalar_mul(a, scalar)
print("\nThe scalar product of Matrix A is:")
matrixcalc.print_matrix(scalar_a)
input("\nPress ENTER to return to the menu\n")
Interface().menu()
def mul(self):
row1 = int(input("\nHow many rows are in Matrix A? "))
col1 = int(input("How many columns are in Matrix A? "))
row2 = int(input("\nHow many rows are in Matrix B? "))
col2 = int(input("How many columns are in Matrix B? "))
a = matrixinput.App(row1, col1).matrix
b = matrixinput.App(row2, col2).matrix
ab = matrixcalc.MatOperators().mul_matrices(a, b)
print("\nThe product of Matrix A and Matrix B is:")
matrixcalc.print_matrix(ab)
input("\nPress ENTER to return to the menu\n")
Interface().menu()
def navigate(selection):
if selection == "1":
return Interface().add_or_sub(matrixcalc.MatOperators().add_matrices)
elif selection == "2":
return Interface().add_or_sub(matrixcalc.sub_matrices)
elif selection == "3":
return Interface().mul()
elif selection == "4":
return Interface().scalar_mul()
elif selection == "5":
return Interface().transpose()
elif selection == "6":
return Interface().det()
elif selection == "7":
return Interface().inverse()
elif selection == "8":
exit()
selection = input("Input not recognized. Please re-enter your selection: ")
navigate(selection)