Index: /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/DefaultStructureIdentificationOperators.cs
===================================================================
--- /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/DefaultStructureIdentificationOperators.cs	(revision 2552)
+++ /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/DefaultStructureIdentificationOperators.cs	(revision 2553)
@@ -36,4 +36,41 @@
       SequentialProcessor seq = new SequentialProcessor();
       seq.AddSubOperator(new FunctionLibraryInjector());
+      seq.AddSubOperator(new HL3TreeEvaluatorInjector());
+      op.OperatorGraph.AddOperator(seq);
+      op.OperatorGraph.InitialOperator = seq;
+      return op;
+    }
+
+    public static IOperator CreateSimpleFunctionLibraryInjector() {
+      CombinedOperator op = new CombinedOperator();
+      op.Name = "FunctionLibraryInjector";
+      SequentialProcessor seq = new SequentialProcessor();
+      var funLibInjector = new FunctionLibraryInjector();
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.CONSTANTS_ALLOWED, null, false).Data = true;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.VARIABLES_ALLOWED, null, false).Data = true;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.ADDITION_ALLOWED, null, false).Data = true;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.SUBTRACTION_ALLOWED, null, false).Data = true;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.MULTIPLICATION_ALLOWED, null, false).Data = true;
+
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.AND_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.AVERAGE_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.COSINUS_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.DIFFERENTIALS_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.DIVISION_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.EQUAL_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.EXPONENTIAL_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.GREATERTHAN_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.IFTHENELSE_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.LESSTHAN_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.LOGARTIHM_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.NOT_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.OR_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.POWER_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.SIGNUM_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.SINUS_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.SQRT_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.TANGENS_ALLOWED, null, false).Data = false;
+      funLibInjector.GetVariableValue<BoolData>(FunctionLibraryInjector.XOR_ALLOWED, null, false).Data = false;
+      seq.AddSubOperator(funLibInjector);
       seq.AddSubOperator(new HL3TreeEvaluatorInjector());
       op.OperatorGraph.AddOperator(seq);
Index: /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/HeuristicLab.GP.StructureIdentification-3.3.csproj
===================================================================
--- /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/HeuristicLab.GP.StructureIdentification-3.3.csproj	(revision 2552)
+++ /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/HeuristicLab.GP.StructureIdentification-3.3.csproj	(revision 2553)
@@ -85,4 +85,6 @@
     <Compile Include="BaseClasses\FunctionTreeBase.cs" />
     <Compile Include="BaseClasses\TreeEvaluatorBase.cs" />
+    <Compile Include="OffspringSelectionGPSimpleRegression.cs" />
+    <Compile Include="StandardGPSimpleRegression.cs" />
     <Compile Include="DefaultStructureIdentificationOperators.cs" />
     <Compile Include="Evaluators\NodeBasedVariableImpactCalculator.cs" />
Index: /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/OffspringSelectionGPSimpleRegression.cs
===================================================================
--- /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/OffspringSelectionGPSimpleRegression.cs	(revision 2553)
+++ /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/OffspringSelectionGPSimpleRegression.cs	(revision 2553)
@@ -0,0 +1,50 @@
+﻿#region License Information
+/* HeuristicLab
+ * Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ *
+ * This file is part of HeuristicLab.
+ *
+ * HeuristicLab is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * HeuristicLab is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
+ */
+#endregion
+
+using System;
+using System.Linq;
+using System.Collections.Generic;
+using HeuristicLab.Core;
+using HeuristicLab.Data;
+using HeuristicLab.Evolutionary;
+using HeuristicLab.Logging;
+using HeuristicLab.Operators;
+using HeuristicLab.Selection;
+using HeuristicLab.Selection.OffspringSelection;
+using HeuristicLab.Modeling;
+using HeuristicLab.DataAnalysis;
+using HeuristicLab.Operators.Programmable;
+using HeuristicLab.GP.Algorithms;
+
+namespace HeuristicLab.GP.StructureIdentification {
+  public class OffspringSelectionGPSimpleRegression : HeuristicLab.GP.StructureIdentification.OffspringSelectionGPRegression, IStochasticAlgorithm {
+    public override string Name { get { return "OffspringSelectionGP - SimpleStructureIdentification"; } }
+
+
+    public OffspringSelectionGPSimpleRegression()
+      : base() {
+    }
+
+    protected override IOperator CreateFunctionLibraryInjector() {
+      return DefaultStructureIdentificationOperators.CreateSimpleFunctionLibraryInjector();
+    }
+  }
+}
Index: /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/StandardGPSimpleRegression.cs
===================================================================
--- /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/StandardGPSimpleRegression.cs	(revision 2553)
+++ /trunk/sources/HeuristicLab.GP.StructureIdentification/3.3/StandardGPSimpleRegression.cs	(revision 2553)
@@ -0,0 +1,49 @@
+﻿#region License Information
+/* HeuristicLab
+ * Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
+ *
+ * This file is part of HeuristicLab.
+ *
+ * HeuristicLab is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * HeuristicLab is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
+ */
+#endregion
+
+using HeuristicLab.Core;
+using HeuristicLab.Operators;
+using HeuristicLab.Selection;
+using HeuristicLab.Logging;
+using HeuristicLab.Data;
+using HeuristicLab.GP.Operators;
+using HeuristicLab.Modeling;
+using System.Collections.Generic;
+using System;
+using System.Linq;
+using HeuristicLab.DataAnalysis;
+using HeuristicLab.Operators.Programmable;
+using HeuristicLab.GP.Algorithms;
+
+namespace HeuristicLab.GP.StructureIdentification {
+  public class StandardGPSimpleRegression : HeuristicLab.GP.StructureIdentification.StandardGPRegression, IStochasticAlgorithm {
+
+    public override string Name { get { return "StandardGP - SimpleStructureIdentification"; } }
+
+    public StandardGPSimpleRegression()
+      : base() {
+    }
+
+    protected override IOperator CreateFunctionLibraryInjector() {
+      return DefaultStructureIdentificationOperators.CreateSimpleFunctionLibraryInjector();
+    }
+  }
+}
