From 58623e745797c08356bf9efc5216387d53e775b7 Mon Sep 17 00:00:00 2001
From: Etenil <dev@etenil.net>
Date: Sun, 15 Feb 2026 11:28:32 +0000
Subject: Add readme

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 .gitignore |  2 ++
 README.org | 40 ++++++++++++++++++++++++++++++++++++++++
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 create mode 100644 .gitignore
 create mode 100644 README.org

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+\#*\#
+*~
\ No newline at end of file
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+* FFNN
+
+This package contains implemenation samples of [[https://en.wikipedia.org/wiki/Feedforward_neural_network][FFNNs]] in [[https://en.wikipedia.org/wiki/Common_Lisp][Common Lisp]]. It is based on the [[https://screwlisp.small-web.org/fundamental/a-better-deep-learning-algorithm/][proposed implementation by Screwlisp]].
+
+** Contents
+
+- [[./algo1.lisp][A simple, single-layer NN that can propose the next step of a tic-tac-toe game]]
+
+** Example usage
+
+#+begin_src lisp
+  (when nil
+  (let ((training-data
+	  '(;; 1. Horizontal Win (Top Row)
+	    (((foo) (foo) (foo))
+	     (( )   ( )   ( ))
+	     (( )   ( )   ( )))
+
+	    ;; 2. Vertical Win (Left Column)
+	    (((foo) ( )   ( ))
+	     ((foo) ( )   ( ))
+	     ((foo) ( )   ( )))
+
+	    ;; 3. Diagonal Win (Top-Left to Bottom-Right)
+	    (((foo) ( )   ( ))
+	     (( )   (foo) ( ))
+	     (( )   ( )   (foo)))
+
+	    ;; 4. Diagonal Win (Top-Right to Bottom-Left)
+	    ((( )   ( )   (foo))
+	     (( )   (foo) ( ))
+	     ((foo) ( )   ( )))))
+	(board
+	  '(((foo) (foo) ( )) ;; Potential win at (0, 2)
+	    ((bar) ( )   ( ))
+	    (( )   (bar) ( )))))
+    (play-ttt board training-data))
+  ;; Output: '((0 . 2))
+  )
+#+end_src
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