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Francesc Verdugo 2024-09-12 17:59:35 +02:00
parent f23deb1534
commit 9a8783181d
1 changed files with 1 additions and 2 deletions
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docs/src/solutions_for_all_notebooks.md
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@ -241,8 +241,7 @@ function matmul_mpi_3!(C,A,B)
MPI.Bcast!(myB,comm;root)
L = div(N,P)
# Tricky part
# Scatter and gather work "row major"
# while Julia works "col major"
# Julia works "col major"
myAt = zeros(N,L)
At = collect(transpose(A))
MPI.Scatter!(At,myAt,comm;root)