Merge pull request #204 from gstamatiou/master-1

Fix typo in latex

Author: vpj

labml_nn/gan/wasserstein/__init__.py

@@ -67,7 +67,7 @@
 distribution $z \sim p(z)$,
 
 $$
-K \ cdot W(\mathbb{P}_r, \mathbb{P}_\theta) =
+K \cdot W(\mathbb{P}_r, \mathbb{P}_\theta) =
  \max_{w \in \mathcal{W}}
  \mathbb{E}_{x \sim \mathbb{P}_r} [f_w(x)]- \mathbb{E}_{z \sim p(z)} [f_w(g_\theta(z))]
 $$