1 files changed, 0 insertions, 589 deletions
diff --git a/src/jcgp/backend/function/DoubleArithmetic.java b/src/jcgp/backend/function/DoubleArithmetic.java
deleted file mode 100644
index ce4826f..0000000
--- a/src/jcgp/backend/function/DoubleArithmetic.java
+++ /dev/null
@@ -1,589 +0,0 @@
-package jcgp.backend.function;
-
-import jcgp.backend.population.Connection;
-
-public class DoubleArithmetic extends FunctionSet {
-	
-	public final static double DIVISION_LIMIT = 0.0001;
-	
-	public DoubleArithmetic() {
-		name = "Double Arithmetic";
-		functionList = new Function[]{
-				new Absolute(),
-				new SquareRoot(),
-				new Reciprocal(),
-				new Sine(),
-				new Cosine(),
-				new Tangent(),
-				new Exponential(),
-				new HyperbolicSine(),
-				new HyperbolicCosine(),
-				new HyperbolicTangent(),
-				new NaturalLog(),
-				new LogBaseTen(),
-				new SineAB(),
-				new CosineAB(),
-				new Hypotenuse(),
-				new Power(),
-				new Addition(),
-				new Subtraction(),
-				new Multiplication(),
-				new Division()};
-		
-		enableAll();
-	}
-	
-	/**
-	 * Absolute returns the positive value of input 0.
-	 * 
-	 * @see Math.abs()
-	 */
-	public static class Absolute extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return Math.abs(in0);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Absolute";
-		}
-	}
-	
-	/**
-	 * Protected square root function, returns the square root of the absolute
-	 * value of input 0.
-	 * 
-	 * @see Math.abs(), Math.sqrt()
-	 */
-	public static class SquareRoot extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return Math.sqrt(Math.abs(in0));
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Square root";
-		}
-	}
-	
-	/**
-	 * Protected reciprocal function, returns (1 / input 0). If input 0 is less than
-	 * {@link DoubleArithmetic.}DIVISION_LIMIT, this returns it unchanged.
-	 *
-	 */
-	public static class Reciprocal extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return in0 < DIVISION_LIMIT ? in0 : (1 / in0);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Reciprocal";
-		}
-	}
-	
-	/**
-	 * Sine function, in radians.
-	 *
-	 * @see Math.sin()
-	 */
-	public static class Sine extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return Math.sin(in0);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Sin";
-		}
-	}
-	
-	/**
-	 * Cosine function, in radians.
-	 *
-	 * @see Math.cos()
-	 */
-	public static class Cosine extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return Math.cos(in0);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Cos";
-		}
-	}
-	
-	/**
-	 * Protected tangent function, in radians. Returns the tangent of input 0.
-	 * If input 0 is less than {@link DoubleArithmetic.}DIVISION_LIMIT, 
-	 * this returns it unchanged.
-	 *
-	 * @see Math.tan()
-	 */
-	public static class Tangent extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return in0 < DIVISION_LIMIT ? in0 : Math.tan(in0);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Tan";
-		}
-	}
-	
-	/**
-	 * Exponential function. Returns the exponential of input 0.
-	 *
-	 * @see Math.exp()
-	 */
-	public static class Exponential extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return Math.exp(in0);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Exp";
-		}
-	}
-	
-	/**
-	 * Returns the hyperbolic sine of input 0.
-	 *
-	 * @see Math.sinh()
-	 */
-	public static class HyperbolicSine extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return Math.sinh(in0);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Sinh";
-		}
-	}
-	
-	/**
-	 * Returns the hyperbolic cosine of input 0.
-	 *
-	 * @see Math.cosh()
-	 */
-	public static class HyperbolicCosine extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return Math.cosh(in0);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Cosh";
-		}
-	}
-	
-	/**
-	 * Returns the hyperbolic tangent of input 0.
-	 *
-	 * @see Math.tanh()
-	 */
-	public static class HyperbolicTangent extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return Math.tanh(in0);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Tanh";
-		}
-	}
-	
-	/**
-	 * Protected natural log function. Returns the natural log of the absolute
-	 * value of input 0. If input 0 is less than {@link DoubleArithmetic.}DIVISION_LIMIT, 
-	 * this returns it unchanged.
-	 *
-	 * @see Math.log(), Math.abs()
-	 */
-	public static class NaturalLog extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return in0 < DIVISION_LIMIT ? in0 : Math.log(Math.abs(in0));
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Ln";
-		}
-	}
-	
-	/**
-	 * Protected log base 10 function. Returns the log to base 10 the absolute
-	 * value of input 0. If input 0 is less than {@link DoubleArithmetic.}DIVISION_LIMIT, 
-	 * this returns it unchanged.
-	 *
-	 * @see Math.log10(), Math.abs()
-	 */
-	public static class LogBaseTen extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				return in0 < DIVISION_LIMIT ? in0 : Math.log10(Math.abs(in0));
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 1;
-		}
-
-		@Override
-		public String getName() {
-			return "Log";
-		}
-	}
-	
-	/**
-	 * Sine of sum. Returns the sine of the sum of inputs 0 and 1.
-	 *
-	 * @see Math.sin()
-	 */
-	public static class SineAB extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				Double in1 = ((Double) connections[1].getValue());
-				return Math.sin(in0 + in1);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 2;
-		}
-
-		@Override
-		public String getName() {
-			return "Sin(a+b)";
-		}
-	}
-	
-	/**
-	 * Cosine of sum. Returns the cosine of the sum of inputs 0 and 1.
-	 *
-	 * @see Math.cos()
-	 */
-	public static class CosineAB extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				Double in1 = ((Double) connections[1].getValue());
-				return Math.cos(in0 + in1);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 2;
-		}
-
-		@Override
-		public String getName() {
-			return "Cos(a+b)";
-		}
-	}
-	
-	/**
-	 * Hypotenuse function. Returns the square root of input 0 squared
-	 * plus input 1 squared.
-	 *
-	 * @see Math.hypot()
-	 */
-	public static class Hypotenuse extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				Double in1 = ((Double) connections[1].getValue());
-				return Math.hypot(in0, in1);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 2;
-		}
-
-		@Override
-		public String getName() {
-			return "Hypotenuse";
-		}
-	}
-	
-	/**
-	 * Power function. Returns the absolute value of input 0 to the power of input 1.
-	 *
-	 * @see Math.abs(), Math.pow
-	 */
-	public static class Power extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				Double in1 = ((Double) connections[1].getValue());
-				return Math.pow(Math.abs(in0), in1);
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 2;
-		}
-
-		@Override
-		public String getName() {
-			return "Power";
-		}
-	}
-	
-	/**
-	 * Addition returns the sum of inputs 0 and 1.
-	 *
-	 */
-	public static class Addition extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				Double in1 = ((Double) connections[1].getValue());
-				return in0 + in1;
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 2;
-		}
-
-		@Override
-		public String getName() {
-			return "Addition";
-		}
-	}
-
-	/**
-	 * Subtraction returns the difference between inputs 0 and 1.
-	 *
-	 */
-	public static class Subtraction extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				Double in1 = ((Double) connections[1].getValue());
-				return in0 - in1;
-			}
-		}
-
-		@Override
-		public int getArity() {
-			return 2;
-		}
-
-		@Override
-		public String getName() {
-			return "Subtraction";
-		}
-	}
-
-	/**
-	 * Multiplication returns the product of inputs 0 and 1.
-	 *
-	 */
-	public static class Multiplication extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				Double in1 = ((Double) connections[1].getValue());
-				return in0 * in1;
-			} 
-		}
-
-		@Override
-		public int getArity() {
-			return 2;
-		}
-
-		@Override
-		public String getName() {
-			return "Multiplication";
-		}
-	}
-
-	/**
-	 * Protected division, returns the quotient of input 0 (the dividend) and input 1 (the divisor).
-	 * If the divisor is less than {@link DoubleArithmetic.}DIVISION_LIMIT, this returns the it unchanged.
-	 *
-	 */
-	public static class Division extends Function {
-		@Override
-		public Double run(Connection... connections) {
-			if (connections.length < getArity()) {
-				throw new IllegalArgumentException(getName() + " received " + connections.length + " connections but arity is " + getArity() + ".");
-			} else {
-				Double in0 = ((Double) connections[0].getValue());
-				Double in1 = ((Double) connections[1].getValue());
-
-				return in1 < DIVISION_LIMIT ? in0 : (in0 / in1);
-			} 
-		}
-
-		@Override
-		public int getArity() {
-			return 2;
-		}
-
-		@Override
-		public String getName() {
-			return "Division";
-		}
-	}
-}