nLab
operator product expansion

under construction

operator product expansion (OPE) in QFT-s (especially in CFT)

Mantra in the case of perturbative QFTs: perturbative QFTs are about the deformation theory controlled by certain L-infinity algebra which is constructed from OPE-s

See also

Revised on September 17, 2016 11:27:22 by Tobias Fritz (88.128.80.105)