def do_add_matrices():
"""Add two matrices"""
matrix1 = build_matrix(
enter_size.format(first),
enter_matrix.format(first)
)
matrix2 = build_matrix(
enter_size.format(second),
enter_matrix.format(second)
)
print_add_matrices(matrix1, matrix2)
def do_multiply_matrices():
"""Multiply two matrices"""
matrix1 = build_matrix(
enter_size.format(first),
enter_matrix.format(first)
)
matrix2 = build_matrix(
enter_size.format(second),
enter_matrix.format(second)
)
print_multiply_matrices(matrix1, matrix2)
def do_calc_determinant():
"""Calculate determinant"""
matrix = build_matrix(enter_size.format(""), enter_matrix.format(""))
if is_square_matrix(matrix):
det = calc_determinant(matrix)
print(result_is)
print(det)
def do_scale_matrix():
"""Multiply matrix by a constant number"""
matrix = build_matrix(
enter_size.format(""),
enter_matrix.format("")
)
k = get_num_row(1, lambda x: float(x), prompt=enter_k)[0]
print_scale_matrix(matrix, k)
def do_transpose_matrix():
"""Select kind of transposition and perform it"""
print(transpose_text)
t_code = input(your_choice).strip()
if t_code not in "1234":
print(error)
return
matrix = build_matrix(enter_size.format(""), enter_matrix.format(""))
print_transpose(matrix, t_code)
def do_inverse_matrix():
"""Calculate inverse matrix"""
matrix = build_matrix(enter_size.format(""), enter_matrix.format(""))
if is_square_matrix(matrix):
det = calc_determinant(matrix)
if det == 0:
print(no_inverse)
return
print_inverse_matrix(matrix, det)