(14.3), ISBN , RSA Th 22.02. Relations (5.1, 5.2) Tu 27.02. injective and surjective functions; pigeonhole principle (5.5) Th 01.03. composition of functions; inverse functions; complexity . See also Knuth's article on the complexity of songs. Tu 06.03. Review. Here are some problems from last year's exams. Th 08.03. 11:40 tutorial