mirror of
https://github.com/JuliaFEM/JuliaFEM.jl.git
synced 2026-08-19 03:33:45 +00:00
Jukka Aho
33 lines
1.2 KiB
Julia
33 lines
1.2 KiB
Julia
# This file is a part of JuliaFEM.
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# License is MIT: see https://github.com/JuliaFEM/JuliaFEM.jl/blob/master/LICENSE.md
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using JuliaFEM
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using JuliaFEM.Test
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@testset "test projection" begin
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C = [
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2.0 1.0 0.0 0.0 0.0 0.0 0.0 0.0
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1.0 2.0 0.0 0.0 0.0 0.0 0.0 0.0
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0.0 0.0 2.0 1.0 -1.0 -2.0 0.0 0.0
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0.0 0.0 1.0 2.0 -2.0 -1.0 0.0 0.0
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0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
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0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
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0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
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0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0]
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g = [3.0, 3.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0]
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P, h = create_projection(sparse(C), g)
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P_expected = [
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0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
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0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
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0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0
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0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0
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0.0 0.0 0.0 0.0 1.0 0.0 0.0 0.0
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0.0 0.0 0.0 0.0 0.0 1.0 0.0 0.0
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0.0 0.0 0.0 0.0 0.0 0.0 1.0 0.0
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0.0 0.0 0.0 0.0 0.0 0.0 0.0 1.0]
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h_expected = [1.0, 1.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0]
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@test isapprox(full(P), P_expected)
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@test isapprox(full(h), h_expected)
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end
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