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annotate 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
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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46
50c6c252d954 Fix issue in plotgridfunction in 2d. Remove 3d case. Will be added later
Vidar Stiernström <vidar.stiernstrom@it.uu.se>
parents: 45
diff changeset
1 g = sbp.grid.EquidistantGrid(200,(0, 2pi))
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56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
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2 op =sbp.readOperator("d2_4th.txt","h_4th.txt")
56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
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3 Laplace = sbp.Laplace1D(g,1,op)
56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
diff changeset
4
56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
diff changeset
5 init(x) = sin(x)
51
614b56a017b9 Split grid.jl into AbstractGrid.jl and EquidistantGrid.jl
Vidar Stiernström <vidar.stiernstrom@it.uu.se>
parents: 46
diff changeset
6 v = sbp.Grid.evalOn(g,init)
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56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
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7 u = zeros(length(v))
56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
diff changeset
8
56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
diff changeset
9 sbp.apply!(Laplace,u,v)
56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
diff changeset
10
56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
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11 @show u
56722ba36604 ass script that plots the derivative
Ylva Rydin <ylva.rydin@telia.com>
parents:
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12 sbp.grid.plotgridfunction(g,u)