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comparison plotDerivative.jl @ 51:614b56a017b9

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Split grid.jl into AbstractGrid.jl and EquidistantGrid.jl
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Fri, 11 Jan 2019 11:55:13 +0100
parents 50c6c252d954
children 4300a3fbd818
comparison
equal deleted inserted replaced
46:50c6c252d954 51:614b56a017b9
1 g = sbp.grid.EquidistantGrid(200,(0, 2pi)) 1 g = sbp.grid.EquidistantGrid(200,(0, 2pi))
2 op =sbp.readOperator("d2_4th.txt","h_4th.txt") 2 op =sbp.readOperator("d2_4th.txt","h_4th.txt")
3 Laplace = sbp.Laplace1D(g,1,op) 3 Laplace = sbp.Laplace1D(g,1,op)
4 4
5 init(x) = sin(x) 5 init(x) = sin(x)
6 v = sbp.grid.evalOn(g,init) 6 v = sbp.Grid.evalOn(g,init)
7 u = zeros(length(v)) 7 u = zeros(length(v))
8 8
9 sbp.apply!(Laplace,u,v) 9 sbp.apply!(Laplace,u,v)
10 10
11 @show u 11 @show u