Added some links.

diff --git a/README.md b/README.md
index 869a1d9..3df18f5 100644 (file)
--- a/README.md
+++ b/README.md
@@ -1,9 +1,9 @@
 
 # Introduction #
 
-This package implements a new module nn.DAG for the torch framework,
-which inherits from nn.Container and allows to combine modules in an
-arbitrary graph without cycle.
+This package implements a new module nn.DAG for the [torch framework](https://torch.ch),
+which inherits from [nn.Container](https://github.com/torch/nn/blob/master/Container.lua) and allows to combine modules in an
+arbitrary [Directed Acyclic Graph (DAG).](https://en.wikipedia.org/wiki/Directed_acyclic_graph)
 
 ## Example ##