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@@ -1,16 +1,20 @@
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.TH MPI_Graph_create 3 "6/5/2019" " " "MPI"
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.TH MPI_Graph_create 3 "2/3/2025" " " "MPI"
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.SH NAME
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MPI_Graph_create \- Makes a new communicator to which topology information has been attached
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MPI_Graph_create \- Makes a new communicator to which topology information
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.SH SYNOPSIS
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.nf
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int MPI_Graph_create(MPI_Comm comm_old, int nnodes, const int indx[],
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const int edges[], int reorder, MPI_Comm * comm_graph)
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.fi
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.nf
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int MPI_Graph_create(MPI_Comm comm_old, int nnodes, const int indx[],
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const int edges[], int reorder, MPI_Comm *comm_graph)
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.fi
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.SH INPUT PARAMETERS
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.PD 0
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.TP
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.B comm_old
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- input communicator without topology (handle)
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- input communicator (handle)
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.PD 1
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.PD 0
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.TP
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@@ -30,7 +34,7 @@ int MPI_Graph_create(MPI_Comm comm_old, int nnodes, const int indx[],
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.PD 0
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.TP
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.B reorder
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- ranking may be reordered (true) or not (false) (logical)
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- ranking may be reordered (true) or not (false)
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.PD 1
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.SH OUTPUT PARAMETERS
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@@ -42,7 +46,7 @@ int MPI_Graph_create(MPI_Comm comm_old, int nnodes, const int indx[],
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.SH NOTES
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Each process must provide a description of the entire graph, not just the
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neigbors of the calling process.
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neighbors of the calling process.
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.SH ALGORITHM
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We ignore the
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@@ -106,7 +110,7 @@ its use is deprecated. The predefined error handler
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may be used to cause error values to be returned.
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Note that MPI does
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.B not
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guarentee that an MPI program can continue past
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guarantee that an MPI program can continue past
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an error; however, MPI implementations will attempt to continue whenever
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possible.
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@@ -117,12 +121,10 @@ possible.
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.PD 1
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.PD 0
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.TP
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.B MPI_ERR_TOPOLOGY
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- Invalid topology. Either there is no topology
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associated with this communicator, or it is not the correct type (e.g.,
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.I MPI_CART
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when expecting
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.I MPI_GRAPH
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.B MPI_ERR_ARG
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- Invalid argument. Some argument is invalid and is not
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identified by a specific error class (e.g.,
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.I MPI_ERR_RANK
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).
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.PD 1
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.PD 0
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@@ -135,10 +137,10 @@ communicator in a call (not even allowed in
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.PD 1
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.PD 0
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.TP
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.B MPI_ERR_ARG
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- Invalid argument. Some argument is invalid and is not
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identified by a specific error class (e.g.,
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.I MPI_ERR_RANK
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).
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.B MPI_ERR_OTHER
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- Other error; use
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.I MPI_Error_string
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to get more information
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about this error code.
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.PD 1
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