1 files changed, 0 insertions, 31 deletions
diff --git a/src/jcgp/function/Subtraction.java b/src/jcgp/function/Subtraction.java
deleted file mode 100644
index cfbb907..0000000
--- a/src/jcgp/function/Subtraction.java
+++ /dev/null
@@ -1,31 +0,0 @@
-package jcgp.function;
-
-import jcgp.exceptions.InvalidArgumentsException;
-import jcgp.population.Connection;
-
-public class Subtraction extends Function {
-
-	private int arity = 2;
-
-	@Override
-	public Object run(Connection... connections) {
-		if (connections.length < arity) {
-			throw new InvalidArgumentsException("Not enough connections were given.");
-		} else if (connections[0].getValue() instanceof Integer) {
-			Integer arg1 = ((Integer) connections[0].getValue());
-			Integer arg2 = ((Integer) connections[1].getValue());
-			Integer result = arg1 - arg2;
-			
-			System.out.println(arg1 + " - " + arg2 + " = " + result);
-			return result;
-		} else {
-			throw new InvalidArgumentsException("Wrong data type, this function takes Integer.");
-		}
-	}
-
-	@Override
-	public int getArity() {
-		return arity;
-	}
-
-}