On Translation of Boolean Expressions CACM July, 1972 Bottenbirruch, H. H Grau, A. A. CA620705 JB March 17, 1978 8:52 PM 1139 4 556 1947 4 556 556 4 556 799 4 556 399 5 556 556 5 556 556 5 556 556 5 556