32 citations · 32 across the 2 of their papers we have counts for
2 papers
math-ph2022
Quantum number towers for the Hubbard and Holstein models
Janes K. Freericks
In 1989, Elliott Lieb published a Physical Review Letter proving two theorems about the Hubbard model. This paper used the concept of spin-reflection positivity to prove that the g…
quant-ph2020★ 32 cited
Algebraic derivation of Kramers-Pasternack relations based on the Schrodinger factorization method
Tomasz Szymanski, J. K. Freericks
The Kramers-Pasternack relations are used to compute the moments of r (both positive and negative) for all radial energy eigenfunctions of hydrogenic atoms. They consist of two alg…