From c9cf0515ca6f837c5f70445534857abf57cbb6ac Mon Sep 17 00:00:00 2001
From: Dimitri Lozeve <dimitri@lozeve.com>
Date: Fri, 22 May 2020 11:06:48 +0200
Subject: [PATCH] Add Phase 2 solutions

---
 .gitignore    |  1 +
 phase2.dyalog | 14 ++++++++++++++
 2 files changed, 15 insertions(+)
 create mode 100644 .gitignore
 create mode 100644 phase2.dyalog

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..3f411f0
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*\~
diff --git a/phase2.dyalog b/phase2.dyalog
new file mode 100644
index 0000000..5dac59d
--- /dev/null
+++ b/phase2.dyalog
@@ -0,0 +1,14 @@
+:Namespace Phase2
+
+        (⎕IO ⎕ML ⎕WX)←1 1 3
+
+        ⍝ Neural Network Problem Set
+
+        ⍝ Problem 1 - Transfer Functions
+        StepFn←{¯1+2×0≤⍵}
+        Sigmoid←{÷1+*-⍵}
+
+        ⍝ Problem 2 - Perceptron
+        Perceptron←{⍺⍺+/⍺×⍵}
+
+:EndNamespace