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graph_system_exists

PURPOSE ^

graph_system_exists checks to see if the GRAPH_MAGIC global structure has

SYNOPSIS ^

function tf = graph_system_exists

DESCRIPTION ^

 graph_system_exists checks to see if the GRAPH_MAGIC global structure has
 been initialized.

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:

SOURCE CODE ^

0001 function tf = graph_system_exists
0002 % graph_system_exists checks to see if the GRAPH_MAGIC global structure has
0003 % been initialized.
0004 tf = ~isempty(whos('global','GRAPH_MAGIC'));

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