| |
| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| subroutine setcoeff |
| |
| c--------------------------------------------------------------------- |
| c--------------------------------------------------------------------- |
| |
| implicit none |
| |
| include 'applu.incl' |
| |
| c--------------------------------------------------------------------- |
| c local variables |
| c--------------------------------------------------------------------- |
| |
| |
| c--------------------------------------------------------------------- |
| c set up coefficients |
| c--------------------------------------------------------------------- |
| dxi = 1.0d+00 / ( nx0 - 1 ) |
| deta = 1.0d+00 / ( ny0 - 1 ) |
| dzeta = 1.0d+00 / ( nz0 - 1 ) |
| |
| tx1 = 1.0d+00 / ( dxi * dxi ) |
| tx2 = 1.0d+00 / ( 2.0d+00 * dxi ) |
| tx3 = 1.0d+00 / dxi |
| |
| ty1 = 1.0d+00 / ( deta * deta ) |
| ty2 = 1.0d+00 / ( 2.0d+00 * deta ) |
| ty3 = 1.0d+00 / deta |
| |
| tz1 = 1.0d+00 / ( dzeta * dzeta ) |
| tz2 = 1.0d+00 / ( 2.0d+00 * dzeta ) |
| tz3 = 1.0d+00 / dzeta |
| |
| c--------------------------------------------------------------------- |
| c diffusion coefficients |
| c--------------------------------------------------------------------- |
| dx1 = 0.75d+00 |
| dx2 = dx1 |
| dx3 = dx1 |
| dx4 = dx1 |
| dx5 = dx1 |
| |
| dy1 = 0.75d+00 |
| dy2 = dy1 |
| dy3 = dy1 |
| dy4 = dy1 |
| dy5 = dy1 |
| |
| dz1 = 1.00d+00 |
| dz2 = dz1 |
| dz3 = dz1 |
| dz4 = dz1 |
| dz5 = dz1 |
| |
| c--------------------------------------------------------------------- |
| c fourth difference dissipation |
| c--------------------------------------------------------------------- |
| dssp = ( max (dx1, dy1, dz1 ) ) / 4.0d+00 |
| |
| c--------------------------------------------------------------------- |
| c coefficients of the exact solution to the first pde |
| c--------------------------------------------------------------------- |
| ce(1,1) = 2.0d+00 |
| ce(1,2) = 0.0d+00 |
| ce(1,3) = 0.0d+00 |
| ce(1,4) = 4.0d+00 |
| ce(1,5) = 5.0d+00 |
| ce(1,6) = 3.0d+00 |
| ce(1,7) = 5.0d-01 |
| ce(1,8) = 2.0d-02 |
| ce(1,9) = 1.0d-02 |
| ce(1,10) = 3.0d-02 |
| ce(1,11) = 5.0d-01 |
| ce(1,12) = 4.0d-01 |
| ce(1,13) = 3.0d-01 |
| |
| c--------------------------------------------------------------------- |
| c coefficients of the exact solution to the second pde |
| c--------------------------------------------------------------------- |
| ce(2,1) = 1.0d+00 |
| ce(2,2) = 0.0d+00 |
| ce(2,3) = 0.0d+00 |
| ce(2,4) = 0.0d+00 |
| ce(2,5) = 1.0d+00 |
| ce(2,6) = 2.0d+00 |
| ce(2,7) = 3.0d+00 |
| ce(2,8) = 1.0d-02 |
| ce(2,9) = 3.0d-02 |
| ce(2,10) = 2.0d-02 |
| ce(2,11) = 4.0d-01 |
| ce(2,12) = 3.0d-01 |
| ce(2,13) = 5.0d-01 |
| |
| c--------------------------------------------------------------------- |
| c coefficients of the exact solution to the third pde |
| c--------------------------------------------------------------------- |
| ce(3,1) = 2.0d+00 |
| ce(3,2) = 2.0d+00 |
| ce(3,3) = 0.0d+00 |
| ce(3,4) = 0.0d+00 |
| ce(3,5) = 0.0d+00 |
| ce(3,6) = 2.0d+00 |
| ce(3,7) = 3.0d+00 |
| ce(3,8) = 4.0d-02 |
| ce(3,9) = 3.0d-02 |
| ce(3,10) = 5.0d-02 |
| ce(3,11) = 3.0d-01 |
| ce(3,12) = 5.0d-01 |
| ce(3,13) = 4.0d-01 |
| |
| c--------------------------------------------------------------------- |
| c coefficients of the exact solution to the fourth pde |
| c--------------------------------------------------------------------- |
| ce(4,1) = 2.0d+00 |
| ce(4,2) = 2.0d+00 |
| ce(4,3) = 0.0d+00 |
| ce(4,4) = 0.0d+00 |
| ce(4,5) = 0.0d+00 |
| ce(4,6) = 2.0d+00 |
| ce(4,7) = 3.0d+00 |
| ce(4,8) = 3.0d-02 |
| ce(4,9) = 5.0d-02 |
| ce(4,10) = 4.0d-02 |
| ce(4,11) = 2.0d-01 |
| ce(4,12) = 1.0d-01 |
| ce(4,13) = 3.0d-01 |
| |
| c--------------------------------------------------------------------- |
| c coefficients of the exact solution to the fifth pde |
| c--------------------------------------------------------------------- |
| ce(5,1) = 5.0d+00 |
| ce(5,2) = 4.0d+00 |
| ce(5,3) = 3.0d+00 |
| ce(5,4) = 2.0d+00 |
| ce(5,5) = 1.0d-01 |
| ce(5,6) = 4.0d-01 |
| ce(5,7) = 3.0d-01 |
| ce(5,8) = 5.0d-02 |
| ce(5,9) = 4.0d-02 |
| ce(5,10) = 3.0d-02 |
| ce(5,11) = 1.0d-01 |
| ce(5,12) = 3.0d-01 |
| ce(5,13) = 2.0d-01 |
| |
| return |
| end |
| |
| |
