What do you think the graph of \(y = \cos 2x^\circ\) would look ... point when \(y = - 1\) The graph looks like: Now try the example questions below.

and group theory (for studying graph symmetry). These areas have links with other areas of mathematics, such as logic and harmonic analysis, and are increasingly being used in such areas as computer ...

Yufei Zhao does great mathematics and has an uncanny ability to explain the deepest results with clear understandable prose. For anyone interested in the seminal ideas (and their interrelationships) ...