并列题名：Trigonometric functions and complex numbers Trigonometric functions and complex numbers 并列题名：Symmetric functions and MacDonald polynomials 并列题名：Economic function of futures markets 并列题名：Epigenetics and complex diseases 并列题名：Fibonacci and catalan numbers 并列题名：Introduction to catalan numbers 并列题名：English functions and notions 并列题名：Theory of functions of a complex variable