Magnetism and Numerical Methods# Micromagnetics and Discrete Spin Model Core equations Interactions Landau-Lifshitz-Gilbert (LLG) equation Extended equations Stochastic LLG equation Spin transfer torque (Zhang-Li model) Nonlocal spin transfer torque (full version of Zhang-li model) Spin transfer torque (current-perpendicular-to-plane, CPP) Monte Carlo Simulation Nudged Elastic Band Method (NEBM) NEBM relaxation Vectors Projections Distances Algorithm Fidimag Code Arrays Cython Codes Geodesic distances code Cartesian and spherical coordinates code