2 papers
hep-th2026
Polynomial Initial-State Jumps and Christoffel Transforms in Krylov Complexity
Abhishek Chowdhury, Ajit Prasad Mahapatra
State Krylov, or spread, complexity belongs to the cyclic pair , so changing the initial state at fixed- reorganizes the Lanczos chain within the reference cycl…
quant-ph2024
Krylov Complexity of Optical Hamiltonians
Abhishek Chowdhury, Aryabrat Mahapatra
In this work, we investigate the Krylov complexity in quantum optical systems subject to time--dependent classical external fields. We focus on various interacting quantum optical…