Update docs yet again

README.md

@@ -21,9 +21,9 @@
 The Mandelbrot set consists of the set of points $c$
 in the complex plane for which the iteration
 
-$$z_{n+1} = z_{n}^2 + c,$$
+$$z_{n+1} = z_{n}^2 + c$$
 
-where $z_{0}~=~0$ and $z~{\in}~{\mathbb{C}},$ stays bounded.
+where $z_{0}=0$ and $z{\in}{\mathbb{C}}$ remains bounded.
 
 ckormanyos/mandelbrot (this repository)
 implements a header-only C++ template library for