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Muhammad Usman
Muhammad Usman
Verified email at lums.edu.pk
Title
Cited by
Cited by
Year
On vertex conditions for elastic systems
JC Kiik, P Kurasov, M Usman
Physics Letters A 379 (34-35), 1871-1876, 2015
212015
On some sharp spectral inequalities for Schrödinger operators on semiaxis
P Exner, A Laptev, M Usman
Communications in Mathematical Physics 326, 531-541, 2014
172014
Trace formulas for Schrödinger operators on the half-line
S Demirel, M Usman
Bulletin of Mathematical Sciences 1, 397-427, 2011
172011
-Symmetric Laplace Operators on Star Graphs: Real Spectrum and Self-Adjointness
M Astudillo, P Kurasov, M Usman
Advances in Mathematical Physics 2015, 2015
142015
Sharp spectral inequalities for fourth order differential operators on semi-axis
MD Zia, M Usman
Mathematical Physics, Analysis and Geometry 22 (4), 24, 2019
32019
Trace formulas for Schrödinger operators on star graphs with general matching conditions
M Usman, AA Zaidi
Journal of Physics. A, Mathematical and Theoretical (Online) 51 (36), 2018
32018
Perturbation determinant and Levinson's formula for Schr\" odinger operators with generalized point interaction
MF Anwar, M Usman, MD Zia
arXiv preprint arXiv:2301.11388, 2023
12023
A trace formula, perturbation determinant and Levinson’s theorem for a class of star graphs
M Usman, MD Zia
The European Physical Journal Plus 137 (6), 1-27, 2022
12022
Surgery Transformations and Spectral Estimates of Beam Operators
A Ali, M Usman
Mathematical Physics, Analysis and Geometry 26 (4), 27, 2023
2023
Perturbation determinant and Levinson's formula for Schrödinger operators with generalized point interaction
M Fazeel Anwar, M Usman, M Danish Zia
arXiv e-prints, arXiv: 2301.11388, 2023
2023
Surgery transformations and eigenvalue estimates for quantum graphs with vertex interactions
A Ali, M Usman
arXiv preprint arXiv:2201.13017, 2022
2022
Sobolev type inequalities for compact metric graphs
M Usman
Journal of Inequalities and Applications 2018 (1), 271, 2018
2018
Trace formulae and spectral inequalities for a class of differential operators
M Usman
Imperial College London, 2013
2013
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Articles 1–13