Lines Matching refs:D_a
22 PetscReal D_a; member
31 PetscReal rho_a, mu_a, D_a; in RHSFunction() local
43 D_a = user->D_a; in RHSFunction()
67 dxdt[2 * i] = da + D_a * d2a; in RHSFunction()
80 PetscReal mu_a, D_a; in RHSJacobian() local
92 D_a = user->D_a; in RHSJacobian()
112 va[idx] = D_a; in RHSJacobian()
114 va[0] -= D_a; in RHSJacobian()
121 va[idx] = D_a; in RHSJacobian()
123 va[0] -= D_a; in RHSJacobian()
220 user.D_a = 0.; in main()
229 …(PetscOptionsReal("-D_a", "Diffusion rate of the activator", "ex42.c", user.D_a, &user.D_a, NULL)); in main()
240 PetscCall(PetscPrintf(PETSC_COMM_WORLD, "D_a: %5.5g\n", (double)user.D_a)); in main()