Mercurial > repos > public > sbplib_julia

comparison src/SbpOperators/boundaryops/boundary_restriction.jl @ 936:22c80fb36400 feature/laplace_opset

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Fix docs and add some references
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Fri, 25 Feb 2022 17:20:40 +0100
parents 6b47a9ee1632
children 38d1752a9aff
comparison
equal deleted inserted replaced
935:079024db8226 936:22c80fb36400
2 boundary_restriction(grid, closure_stencil::Stencil, boundary) 2 boundary_restriction(grid, closure_stencil::Stencil, boundary)
3 3
4 Creates boundary restriction operators `e` as `TensorMapping`s on `boundary` 4 Creates boundary restriction operators `e` as `TensorMapping`s on `boundary`
5 5
6 `e` is the restriction of a grid function to `boundary` using a `Stencil` `closure_stencil`. 6 `e` is the restriction of a grid function to `boundary` using a `Stencil` `closure_stencil`.
7 `e'` is the prolongation of a grid function on `boundary`` to the whole grid using the same `closure_stencil`. 7 `e'` is the prolongation of a grid function on `boundary` to the whole grid using the same `closure_stencil`.
8 On a one-dimensional `grid`, `e` is a `BoundaryOperator`. On a multi-dimensional `grid`, `e` is the inflation of 8 On a one-dimensional `grid`, `e` is a `BoundaryOperator`. On a multi-dimensional `grid`, `e` is the inflation of
9 a `BoundaryOperator`. See also [`SbpOperators.boundary_operator`](@ref). 9 a `BoundaryOperator`. See also [`boundary_operator`](@ref).
10 """ 10 """
11 function boundary_restriction(grid, closure_stencil::Stencil, boundary) 11 function boundary_restriction(grid, closure_stencil::Stencil, boundary)
12 converted_stencil = convert(Stencil{eltype(grid)}, closure_stencil) 12 converted_stencil = convert(Stencil{eltype(grid)}, closure_stencil)
13 return SbpOperators.boundary_operator(grid, converted_stencil, boundary) 13 return SbpOperators.boundary_operator(grid, converted_stencil, boundary)
14 end 14 end