1 DC 2? dup_factor 3 E 3 D 3 L 4 B 4 H 4D 5? program_type 6? length_modifier 7+ , 7%nominal_value nominal_value (type extension B and D): 1 ' 2! + 2? 2 - 3 (SNAN) 3 (QNAN) 3 (NAN) 3 (INF) 3 (MAX) 3 (MIN) 3 (DMIN) 4 ' nominal_value (type extension H): 1 ' 2! + 2? 2 - 3 (MAX) 3 (MIN) 3 (DMIN) 4 '