Literature DB >> 26124255

Palatial twistor theory and the twistor googly problem.

Roger Penrose1.   

Abstract

A key obstruction to the twistor programme has been its so-called 'googly problem', unresolved for nearly 40 years, which asks for a twistor description of right-handed interacting massless fields (positive helicity), using the same twistor conventions that give rise to left-handed fields (negative helicity) in the standard 'nonlinear graviton' and Ward constructions. An explicit proposal for resolving this obstruction--palatial twistor theory--is put forward (illustrated in the case of gravitation). This incorporates the concept of a non-commutative holomorphic quantized twistor 'Heisenberg algebra', extending the sheaves of holomorphic functions of conventional twistor theory to include the operators of twistor differentiation.
© 2015 The Author(s) Published by the Royal Society. All rights reserved.

Keywords:  Einstein equations; curved space–times; non-commutative geometry; twistor theory

Year:  2015        PMID: 26124255     DOI: 10.1098/rsta.2014.0237

Source DB:  PubMed          Journal:  Philos Trans A Math Phys Eng Sci        ISSN: 1364-503X            Impact factor:   4.226


  1 in total

Review 1.  Twistor theory at fifty: from contour integrals to twistor strings.

Authors:  Michael Atiyah; Maciej Dunajski; Lionel J Mason
Journal:  Proc Math Phys Eng Sci       Date:  2017-10-11       Impact factor: 2.704

  1 in total

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