117 citations · 756 across the 22 of their papers we have counts for
Showing 2015Show all
2 papers · 1 filter
cond-mat.stat-mech2015★ 71 cited
Shifted-Action Expansion and Applicability of Dressed Diagrammatic Schemes
Riccardo Rossi, Felix Werner, Nikolay Prokof'ev +1
While bare diagrammatic series are merely Taylor expansions in powers of interaction strength, dressed diagrammatic series, built on fully or partially dressed lines and vertices,…
cond-mat.str-el2015★ 43 cited
Skeleton series and multivaluedness of the self-energy functional in zero space-time dimensions
Riccardo Rossi, Felix Werner
Recently, Kozik, Ferrero and Georges have discovered numerically that for a family of fundamental models of interacting fermions, the self-energy is a multi-valued functiona…