public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg0, ValueEval arg1) {double result;try {double d0 = singleOperandEvaluate(arg0, srcRowIndex, srcColumnIndex);double d1 = singleOperandEvaluate(arg1, srcRowIndex, srcColumnIndex);result =  evaluate(d0, d1);checkValue(result);} catch (EvaluationException e) {return e.getErrorEval();}return new NumberEval(result);}

public ValueEval evaluate ( int srcRowIndex , int srcColumnIndex , ValueEval arg0 , ValueEval arg1 ) { double result ; try { double d0 = singleOperandEvaluate ( arg0 , srcRowIndex , srcColumnIndex ) ; double d1 = singleOperandEvaluate ( arg1 , srcRowIndex , srcColumnIndex ) ; result = evaluate ( d0 , d1 ) ; checkValue ( result ) ; } catch ( EvaluationException e ) { return e . getErrorEval ( ) ; } return new NumberEval ( result ) ; }
public override ValueEval Evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg0, ValueEval arg1){double result;try{double d0 = NumericFunction.SingleOperandEvaluate(arg0, srcRowIndex, srcColumnIndex);double d1 = NumericFunction.SingleOperandEvaluate(arg1, srcRowIndex, srcColumnIndex);result = Evaluate(d0, d1);NumericFunction.CheckValue(result);}catch (EvaluationException e){return e.GetErrorEval();}return new NumberEval(result);}
