共 28 条
[1]
[Anonymous], LONDON MATH SOC LECT
[2]
[Anonymous], 1990, J U SCI TECHNOL CHIN
[4]
The universal eigenvalue bounds of Payne-Polya-Weinberger, Hile-Protter, and H C Yang
[J].
PROCEEDINGS OF THE INDIAN ACADEMY OF SCIENCES-MATHEMATICAL SCIENCES,
2002, 112 (01)
:3-30