Mercurial > repos > public > sbplib_julia
comparison src/SbpOperators/boundary_conditions/sat.jl @ 1603:fca4a01d60c9 feature/boundary_conditions
Remove module BoundaryConditions, moving its content to SbpOperators
| author | Vidar Stiernström <vidar.stiernstrom@gmail.com> |
|---|---|
| date | Tue, 04 Jun 2024 16:46:14 -0700 |
| parents | src/BoundaryConditions/sat.jl@3e7438e2a033 |
| children | 77f192b05b1d |
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| 1602:3e7438e2a033 | 1603:fca4a01d60c9 |
|---|---|
| 1 """ | |
| 2 sat_tensors(op, grid, bc::BoundaryCondition, params...) | |
| 3 | |
| 4 The tensor and boundary operator used to construct a simultaneous-approximation-term | |
| 5 for imposing `bc` related to `op`. | |
| 6 | |
| 7 For `penalty_tensor, L = sat_tensors(...)` then `SAT = penalty_tensor*(L*u - g)` where `g` | |
| 8 is the boundary data. | |
| 9 """ | |
| 10 function sat_tensors end | |
| 11 | |
| 12 | |
| 13 """ | |
| 14 sat(op, grid, bc::BoundaryCondition; kwargs...) | |
| 15 | |
| 16 Simultaneous-Approximation-Term for a general `bc` to `op`. | |
| 17 Returns a function `SAT(u,g)` weakly imposing `bc` when added to `op*u`. | |
| 18 | |
| 19 `op` must implement the function `sat_tensors`. | |
| 20 """ | |
| 21 function sat(op, grid, bc::BoundaryCondition; kwargs...) | |
| 22 penalty_tensor, L = sat_tensors(op, grid, bc; kwargs...) | |
| 23 return SAT(u, g) = penalty_tensor*(L*u - g) | |
| 24 end |