#ifndef H_PLOT3D_H
#define H_PLOT3D_H

struct plot3d {
	double a;		// a < x < b
	double b;		// a < x < b
	double T;		// 0 < t < T
	int n;			// number of x subintervals
	int m;			// number of t subintervals
	double **u;		// (m+1)x(n+1) data array
	char *maple_out;	// output file for maple graphics 
	char *matlab_out;	// output file for matlab graphics 
	char *geomview_out;	// output file for geomview graphics 
};
void plot3d ( struct plot3d *data );

#endif /* H_PLOT3D_H */