按作者与版本查阅
以下按已登记位置排列。出现顺序、原文引用与已登记依赖分别展示;最早位置不代表全书首次定义。
Szekeres · source-snapshot-bc3404156f6e
已登记出处中的最早位置:§19.1 · en。
来源短摘录与定位
§19.1 · en · original_transcription · unreviewed
where is any smooth vector field. On the right-hand side of Eq. (19.1) is the tangent map at the point . A vector field on is said to be left-invariant if for all
§19.1 · en · original_transcription · unreviewed
We say that a differential form is left-invariant if for all . Its exterior derivative is also left-invariant, fo . If is a left-invariant 1-form and a left-invariant vector field then is constant over , for