TY  - RPRT
TI  - Analytical continuation of matrix-valued functions: Carathéodory formalism
AU  - Fei, Jiani
AU  - Yeh, Chia-Nan
AU  - Zgid, Dominika
AU  - Gull, Emanuel
PY  - 2021
DO  - 10.1103/physrevb.104.165111
UR  - https://www.osti.gov/biblio/1979671
ID  - 1979671
ER  -