ENGG1100|Term2|201415 题香港中文大學 The Chinese University of Hong Kong OR operation, example in real life If you live in mongkok you either take a bus or train to come to the chinese University You may write a formula (X=take bus)or (Y=take train then you can come to the University(W) You can ride on a bus if you pay cash or pay using octopus You may write a formula X=pay by cash or(y=pay by octopus then you can ride on the bus(w) Notation WEXOR Y V15.02.09 Introduction 12ENGG1100 | Term 2 | 2014-15 OR operation, example in real life • If you live in Mongkok, you either take a bus or train to come to the Chinese University – You may write a formula • (X=take bus) or (Y=take train) then you can come to the University (W) • You can ride on a bus if you pay cash or pay using octopus – You may write a formula • (X=pay by cash) or (Y=pay by octopus) then you can ride on the bus (W) V15.02.09 Introduction 12 X Y W=X OR Y Notation