Symmetry, Integrability and Geometry: Methods and Applications (SIGMA)

Special Issue on Twistors from Geometry to Physics in honor of Roger Penrose for his 90th birthday

The Guest Editors for this special issue are

Michael Eastwood (Australian National University, Australia)
Claude LeBrun (Stony Brook University, USA)
Lionel Mason (University of Oxford, England)

This special issue is dedicated to the 90th anniversary of Roger Penrose, and contains articles on twistor theory, geometry and mathematical physics..

This issue is related to the conference in honor of Roger Penrose's 90th birthday to be held at the University of Oxford, July 22–23, 2021.

Papers in this Issue:

From Twistor-Particle Models to Massive Amplitudes
Giulia Albonico, Yvonne Geyer and Lionel Mason
SIGMA 18 (2022), 045, 21 pages   [ abs   pdf ]
Spinors in Five-Dimensional Contact Geometry
Michael Eastwood and Timothy Moy
SIGMA 18 (2022), 031, 19 pages   [ abs   pdf ]
Twistor Theory of Dancing Paths
Maciej Dunajski
SIGMA 18 (2022), 027, 13 pages   [ abs   pdf ]
Celestial $w_{1+\infty}$ Symmetries from Twistor Space
Tim Adamo, Lionel Mason and Atul Sharma
SIGMA 18 (2022), 016, 23 pages   [ abs   pdf ]
Twistors, Self-Duality, and Spin$^c$ Structures
Claude LeBrun
SIGMA 17 (2021), 102, 11 pages   [ abs   pdf ]
Spinors, Twistors and Classical Geometry
Nigel J. Hitchin
SIGMA 17 (2021), 090,   9 pages   [ abs   pdf ]

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