There is a matrix A1 = array([[0, 0, 0, 0, 1, 0], [0, 1, 0, 1, 0, 0], [0, 0, 1, 1, 1, 0], [1, 0, 0, 1, 0, 1]]) Multiply the vector vector = [1,2,3,4] by the matrix A1

def matrix_multiplication(matrix,vector):
    matrix_dot_vector = []
    for i in range(len(matrix)):
        sum_of_row = 0
        for j in range(len(matrix[0])):
            sum_of_row += matrix[i][j] * vector[j]
        matrix_dot_vector.append(sum_of_row)
    return matrix_dot_vector

vector = [1,2,3,4]
A1 = array([[0, 0, 0, 0, 1, 0],
       [0, 1, 0, 1, 0, 0],
       [0, 0, 1, 1, 1, 0],
       [1, 0, 0, 1, 0, 1]])

matrix_multiplication(A1,vector)