Bounds for the First Eigenvalue of $$(-\varDelta -R)$$ Under the Ricci Flow on Bianchi Classes
2019 ◽
Vol 51
(2)
◽
pp. 641-651
2019 ◽
Vol 65
(5)
◽
pp. 775-784
2020 ◽
Vol 26
(3)
◽
pp. 380-392
Estimates for The First Eigenvalue of the Sturm–Liouville Problem with Potentials in Weighted Spaces
2019 ◽
Vol 244
(2)
◽
pp. 216-234
◽
Keyword(s):
2000 ◽
Vol 24
(1)
◽
pp. 43-48