J4 ›› 2011, Vol. 46 ›› Issue (6): 60-63.
• Articles •
A method for constructing cospectral forests is given,and a factor of cospectral graphs is defined. Four factors of cospectral graphs are given, and some cospectral graphs are also obtained.
a factor of cospectral graph; spectra of graph; eigenvalue
WU Tingzeng. Constructing cospectral graphs[J].J4, 2011, 46(6): 60-63.
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