public IExpressionNode Simplify() { LeftOperand = LeftOperand.Simplify(); RightOperand = RightOperand.Simplify(); if (!LeftOperand.ContainsVariable() && !RightOperand.ContainsVariable()) { return(new Constant(this.Evaluate(null))); } else if (!LeftOperand.ContainsVariable() && RightOperand.ContainsVariable()) { if (LeftOperand.Evaluate(null) == 0) { return(new Constant(0)); } } else if (LeftOperand.ContainsVariable() && !RightOperand.ContainsVariable()) { if (RightOperand.Evaluate(null) == 0) { throw new DivideByZeroException(); } if (RightOperand.Evaluate(null) == 1) { return(LeftOperand.DeepCopy()); } } return(this); }
public IExpressionNode Simplify() { Parameter = Parameter.Simplify(); if (!Parameter.ContainsVariable()) { return(new Constant(this.Evaluate(null))); } return(this); }
public IExpressionNode Simplify() { FirstParameter = FirstParameter.Simplify(); SecondParameter = SecondParameter.Simplify(); if (!FirstParameter.ContainsVariable() && !SecondParameter.ContainsVariable()) { return(new Constant(this.Evaluate(null))); } return(this); }