Xuefeng Liu. Explicit eigenvalue bounds of differential operators defined by symmetric positive semi-definite bilinear forms. J. Computational Applied Mathematics, 371:112666, 2020. [doi]
@article{Liu20-8,
title = {Explicit eigenvalue bounds of differential operators defined by symmetric positive semi-definite bilinear forms},
author = {Xuefeng Liu},
year = {2020},
doi = {10.1016/j.cam.2019.112666},
url = {https://doi.org/10.1016/j.cam.2019.112666},
researchr = {https://researchr.org/publication/Liu20-8},
cites = {0},
citedby = {0},
journal = {J. Computational Applied Mathematics},
volume = {371},
pages = {112666},
}