Improve description.

diff --git a/README.md b/README.md
index 0721256..2eeb385 100644 (file)
--- a/README.md
+++ b/README.md
@@ -11,7 +11,7 @@ Summary
 |----------------|-------------|
 | [Life]         | http://en.wikipedia.org/wiki/Conway's_Game_of_Life |
 | [Forest Fire]  | http://en.wikipedia.org/wiki/Forest-fire_model |
-| [Polymorphism] | Each cell can have different transition rules |
+| [Polymorphism] | Coexistence of different transition rules on the same grid |
 
 
 [Life]: life

diff --git a/polymorphism/README.md b/polymorphism/README.md
index 205e49d..34ab990 100644 (file)
--- a/polymorphism/README.md
+++ b/polymorphism/README.md
@@ -1,4 +1,4 @@
 Polymorphism
 ============
 
-Each cell can have different state transition rules.
+Coexistence of different state transition rules on the same grid.