Gibbons-Hawking-York boundary term

短语

释义与例句

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  1. 1.

    In general relativity, a term that needs to be added to the Einstein-Hilbert action when the underlying spacetime manifold has a boundary.

    物理

词源

The necessity of such a boundary term was first realised by James W. York and later refined in a minor way by Gary Gibbons and Stephen Hawking.

来源：wiktionary