#NEWLINE# def test_cse_MatrixSymbol( ) : #NEWLINE# #INDENT# A = MatrixSymbol ( 'A' , 3 , 3 ) #NEWLINE# assert ( cse ( A ) == ( [ ] , [ A ] ) ) #NEWLINE# n = symbols ( 'n' , integer = True ) #NEWLINE# B = MatrixSymbol ( 'B' , n , n ) #NEWLINE# assert ( cse ( B ) == ( [ ] , [ B ] ) )