11 lines
287 B
Matlab
11 lines
287 B
Matlab
% Calculate number of loops/cycles of length 3
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%
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% INPUTs: adj - adjacency matrix, nxn
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% OUTPUTs: L3 - number of triangles (loops of length 3)
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%
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% Note: Valid for an undirected network.
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% GB: last updated, Oct 5, 2012
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function l3 = cycles3(adj)
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l3 = trace(adj^3)/6; % trace(adj^3)/3! |