Palatial twistor theory and the twistor googly problem

被引:11
|
作者
Penrose, Roger [1 ]
机构
[1] Math Inst, Oxford OX2 6GG, England
关键词
twistor theory; Einstein equations; curved space-times; non-commutative geometry;
D O I
10.1098/rsta.2014.0237
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
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.
引用
收藏
页数:14
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