Sentences dle Consider the following statementsSentences Example Consider the following statements: 1 I am a student. 2 I am not a student. 3 I am a student and I study computer science. 4 I am a boy or I am a girl. 5 If I am a student, I have a class in a week. 6 I am student if and only if I am a member of some university. Yi Li (Fudan University) Discrete Mathematics March 17, 2014 4 / 25