Assignment 1: Errata. 1. In ¡­

Assignment 1: Errata.

1. In exercise 2.1, substitute $\Delta t/2$ instead of $\Delta t$ in the Taylor expansion hint.

2. In Exercise 4, switch $0 < x < y$ to $0 < y <x$ in the first line of definition of the Green's function $G(x,y)$.

Sorry for the errors