15 lines
360 B
Matlab
15 lines
360 B
Matlab
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% Check whether a graph is regular, i.e. whether every node has the same degree.
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%
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% INPUTS: adjacency matrix, nxn
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% OUTPUTS: Boolean, 0 or 1
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%
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% Note: Defined for unweighted graphs only.
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% GB: last updated, Sep 23, 2012
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function S=isRegular(adj)
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S=false;
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degs=sum(adj>0); % remove weights and sum columns
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if degs == degs(1)*ones(size(degs)); S = true; end
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