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comparison plotDerivative.jl @ 134:79699dda29be

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Merge in cell_based_test
author Jonatan Werpers <jonatan@werpers.com>
date Thu, 21 Feb 2019 16:27:28 +0100
parents 8d505e9bc715
children
comparison
equal deleted inserted replaced
84:48079bd39969 134:79699dda29be
1 g = sbp.Grid.EquidistantGrid((200,), (0.0,), (2pi,)) 1 g = sbp.Grid.EquidistantGrid((200,), (0.0,), (2pi,))
2 op =sbp.readOperator("d2_4th.txt","h_4th.txt") 2 op =sbp.readOperator("d2_4th.txt","h_4th.txt")
3 Laplace = sbp.Laplace(g,1.0,op) 3 Laplace = sbp.Laplace(g,1.0,op)
4 4
5 init(x) = sin(x) 5 init(x) = cos(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