uwu_x_chi         702 old_code/tumor_growth/tumor_growth.h 	Range uwu_x_chi;	
uwu_x_chi         705 old_code/tumor_growth/tumor_growth.h 				 u_app, u_or_w_app, u_x, uwu_x_chi);
uwu_x_chi         712 old_code/tumor_growth/tumor_growth.h   	wLocal.axpy(bigger_quadrature[pt], uwu_x_chi, 0);