Update README.md

Author: anborc

README.md

@@ -1,2 +1,25 @@
-# common_lisp_util
+# Common Lisp Util
 some utilities for Common Lisp
+
+## General Utilities
+util.lisp
+
+## Artificial Neural Networks for Machine Learning
+The networks based on Adaptive Resonance Theory: art.lisp  
+Growing Neural Gas: gng.lisp  
+Self Organizing Map: som.lisp  
+
+## Graph networks
+graph.lisp
+
+## Plot and visualization
+gnuplot.lisp (source: https://github.com/melisgl/mgl/blob/master/gnuplot/src/gnuplot.lisp)  
+visual.lisp
+
+## Embedding Python code in Common Lisp
+py.lisp
+
+## Turtle
+turtle.lisp
+
+The program is developed during my PhD study. Some applications can be seen from my thesis, **_A Computational Model of Creative Design as a Sociocultural Process Involving the Evolution of Language_**. Here is the link, https://ses.library.usyd.edu.au/handle/2123/16798