2 m n 2 m n July 8, 2019 16 32 64 128 M 2 mn n 2 )( m n M 2 n 2 m 1 n 1 M 2 n 2 2mn m 2 n 2 2m n 2 2m n 2 2 m n 2 nm 16 M nx 2 n m 1 2x 4 m 2 n 6 3 m 2 n 5 2 mn N 2 m
