On the term of the 4-th order with respect to the field operators in the translation-invariant polaron theory
Abstract
It is shown that 4-th order term in the translation-invariant polaron theory vanishes.
0
Turn this paper into a full lesson
ArcXiv compiles a staged curriculum from this paper: 8-12 lessons across beginner → advanced, synthesised section guides, visuals, flashcards, a quiz, exercises, and on-demand deep dives per section. Grounded in the abstract, never invented.