Math explanation category-theoryfunctorsmonadsvideo-lecture 16 Dec 2013 The Monads Trilogy (Categories, Functors, Monads) (Monads Video Coming Soon) More in Math Using Automorphism Groups of Curves to Control the Slopes of their Jacobians Cut and Paste Invariants and Duality: A Motivating Example Via zeta(-1), zeta(2) and SL_2Z The Bernoulli Numbers Come from a Shift Operator