Formatted the math again cuz it broke on github

Author: Soybean44

README.md

@@ -4,17 +4,11 @@ This repo documents my attempts to learn computational physics.
 This is the current list of tasks we have figured out how to do and problems we have solved
 
 - [x] Poisson's equation
-  $$
-  \nabla^2 V = -\frac{1}{\epsilon_0}\rho
-  $$
+      $\nabla^2 V = -\frac{1}{\epsilon_0}\rho$
 - [x] Wave equation
-  $$
-  \frac{\partial^2 y}{\partial^2 t} =v^2\frac{\partial^2 y}{\partial^2 x}
-  $$
+      $\frac{\partial^2 y}{\partial^2 t} =v^2\frac{\partial^2 y}{\partial^2 x}$
 - [x] Schrödinger's equation
-  $$
-  -\frac{\hbar}{2m}\nabla^2 \psi +V(x) \psi = E \psi
-  $$
+      $-\frac{\hbar}{2m}\nabla^2 \psi +V(x) \psi = E \psi$
 - [ ] Tripple pendulum
 
 ## Partial differential equations