Sharp Bounds on the PI Spectral Radius
نوع مدرک
TextResearch Paper
زبان مدرک
Englishچکیده
In this paper some upper and lower bounds for the greatest eigenvalues of the PI and vertex PI matrices of a graph G are obtained. Those graphs for which these bounds are best possible are characterized.
کلید واژگان
PI MatrixPI Energy
PI Spectral Radius
شماره نشریه
1تاریخ نشر
2010-04-011389-01-12
ناشر
University of Kashanسازمان پدید آورنده
University of Kashan, I. R. IranUniversity of Kashan, I. R. Iran
University of Kashan, I. R. Iran
شاپا
2228-64892008-9015
