Class 22 Tue, 2017-11-28 PDEs, Finite Differences, elliptic problems in 1D

Note on evaluations
Homework struggles: Wednesday 11-12 help session in Morse 245/244
double pendulum / HW07
Boundary Value Problems (BVP), Finite Differences (FD), Solvers
tridiagonal solver
FILE:code.1dheat 1d stationary heat equation