# CFT correlators
CFT correlation functions (correlators) are strongly constrained by the symmetries.
## Refs
- 3-point
- [[1993#Osborn, Petkos]]: (general $d$) derives 2- and 3-point correlators from symmetry while (implicitly) assuming parity
- [[2011#Maldacena, Pimentel]]: most general stress tensor 3-point function in dS and AdS; uses [[0373 Spinor helicity formalism|spinor-helicity formalism]]
- [[2011#Giombi, Prakash, Yin]]: (3d CFT) parity-preserving correlators realised by free fields, but at least one parity-violating term not realised by free fields
- [[2013#Bzowski, McFadden, Skenderis]]: a novel and very effective decomposition of tensor correlators which reduces their computation to that of a number of scalar form factors
- [[2017#Bzowski, McFadden, Skenderis]]: renormalised 3-point functions in general dimension; conformal anomalies
## Related topics
- [[0481 Conformal field theory]]
- [[0105 AdS amplitudes]]