public Pair<Map<SDVariable, DifferentialFunction>, List<DifferentialFunction>> exec(String functionName) {
        if (debugMode) {
            return sameDiffFunctionInstances.get(functionName).enableDebugMode().exec();

        } else
            return sameDiffFunctionInstances.get(functionName).exec();
    }
public Pair<Map<SDVariable, DifferentialFunction>, List<DifferentialFunction>> exec(String functionName) {
        if (debugMode) {
            return sameDiffFunctionInstances.get(functionName).enableDebugMode().exec();

        } else
            return sameDiffFunctionInstances.get(functionName).exec();
    }
public Pair < Map < SDVariable , DifferentialFunction > , List < DifferentialFunction > > exec ( String functionName ) { if ( debugMode ) { return sameDiffFunctionInstances . get ( functionName ) . enableDebugMode ( ) . exec ( ) ; } else return sameDiffFunctionInstances . get ( functionName ) . exec ( ) ; }
Exec a given function

@param functionName the opName of the function
to invoke
@return
Exec a given function