Harmonic functions, central quadrics, and twistor theory
Harmonic functions, central quadrics, and twistor theory
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调和函数、中心二次函数和扭量理论
DOI:
10.1088/0264-9381/20/15/311
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发表时间:
2003
期刊:
影响因子:
--
通讯作者:
M. Dunajski
中科院分区:
文献类型:
--
作者:
M. Dunajski
Solutions to the $n$-dimensional Laplace equation which are constant on a central quadric are found. The associated twistor description of the case $n=3$ is used to characterise Gibbons-Hawking metrics with tri-holomorphic $SL(2, \C)$ symmetry.