Reserved variables

The names and default values of the global reserved variables are, by type:

int ALIAS_Algo_Find_Optimum=0	int ALIAS_Algo_Has_Optimum=0
int ALIAS_Allow_Backtrack=1	int ALIAS_Allow_Storage=0
int ALIAS_Full3B=0	int ALIAS_Func_Has_Interval=0
int ALIAS_Guide_Bisection=0	int ALIAS_Has_Optimum=0
int ALIAS_Mixed_Bisection=0	int ALIAS_ND=0
int ALIAS_Opt_Func	int ALIAS_Optimize=0
int ALIAS_Order	int ALIAS_Parallel_Box[2]
int ALIAS_Parallel_Max_Bisection=0	int ALIAS_Parallel_Max_Box=-1
int ALIAS_Parallel_Max_Reverse=30	int ALIAS_Parallel_Max_Split=0
int ALIAS_Parallel_Slave=0	int ALIAS_Problem_Continuation=0
int ALIAS_Pure_Equation=0	int ALIAS_Round_Robin=1
int ALIAS_Safety_Factor	int ALIAS_Safety_Factor=2
int ALIAS_Stop=0	int ALIAS_Stop_Sign_Extremum=0
int ALIAS_Store_Gradient=1
int ALIAS_Use3B=0	int ALIAS_Use_Kraw_Continuation=0
int ALIAS_Use_SubEq3B=0	int Debug_Level_Solve_General_Interval=0
int Enable_Delete_Fast_Interval=1	int Interval_Combinatory_Level=-1
	int Interval_Evaluate_Equation_Alone=0
int Max_Iter_Laguerre_Interval	int Max_Iter_Newton_JH_Interval
int Reverse_Storage	int Reverse_Storage=0
int Single_Bisection=0	int Switch_Reverse_Storage=-1

double ALIAS_Accuracy_Extremum=1.e-6	double ALIAS_Bound_Smear=1.e-5
double ALIAS_Extremum	double ALIAS_Extremum_Max
double ALIAS_LO_A=0.9	double ALIAS_LO_B=1.1
double ALIAS_Seuil_Ajuste=0.5	double ALIAS_Switch_3B=0
double ALIAS_Threshold_Optimiser=100	double Min_Step_Laguerre_Interval
double Step_Laguerre_Interval

INTERVAL ALIAS_Algo_Optimum	INTERVAL ALIAS_Algo_Optimum_Max
INTERVAL ALIAS_Optimum	INTERVAL ALIAS_Optimum_Max

INTERVAL_MATRIX ALIAS_Vector_Optimum	INTERVAL_MATRIX Box_Solve_General_Interval
VECTOR Coeff_Solve_JH	INTERVAL_VECTOR Coeff_Safe_Solve_JH
INTEGER_MATRIX Gradient_Solve_General_Interval	INTERVAL_MATRIX Gradient_Solve_JH_Interval
INTERVAL_VECTOR Interval_Solution_UP	INTERVAL_VECTOR Local_Sol_JH

You must also avoid to use variable names starting with ALIAS_. If you are using the parser you should avoid having symbols name ending with _IA or _IS.