input: Write a function to perform matrix multiplication on two given matrices. The function should take two matrices, A and B, as input and return a new matrix that is the result of the multiplication. If the dimensions of the matrices do not support multiplication, raise a ValueError.
  def matrix_multiplication(A, B):
      rows_A = len(A)
      cols_A = len(A[0])
      rows_B = len(B)
      cols_B = len(B[0])
      if cols_A != rows_B:
          raise ValueError("Matrix dimensions do not support multiplication")
      result = [[0 for i in range(cols_B)] for j in range(rows_A)]
      for i in range(rows_A):
          for j in range(cols_B):
              for k in range(cols_A):
                  result[i][j] += A[i][k] * B[k][j]
      return result
  
  assert matrix_multiplication([[1, 2], [3, 4]], [[5, 6], [7, 8]]) == [[19, 22], [43, 50]]
  assert matrix_multiplication([[1]], [[2]]) == [[2]]
  assert matrix_multiplication([[1, 2, 3]], [[4], [5], [6]]) == [[32]]
output: def matrix_multiplication(A, B):
      rows_A = len(A)
      cols_A = len(A[0])
      rows_B = len(B)
      cols_B = len(B[0])
      if cols_A != rows_B:
          raise ValueError("Matrix dimensions do not support multiplication")
      result = [[0 for i in range(cols_B)] for j in range(rows_A)]
      for i in range(rows_A):
          for j in range(cols_B):
              for k in range(cols_A):
                  result[i][j] += A[i][k] * B[k][j]
      return result