Last Updated
：2025/11/24
ℝ-order tree
（ plural ）
Quizzes for review
(topology) An order tree whose segments are homeomorphic to segments of the real line and that is the union of countably many segments.
音声機能が動作しない場合はこちらをご確認ください
See correct answer
ℝ-order tree
To classify nonseparable trees, the paper introduces an invariant for an ℝ-order tree that captures both the local order type and the countable decomposition into real-line segments.
See correct answer
To classify nonseparable trees, the paper introduces an invariant for an ℝ-order tree that captures both the local order type and the countable decomposition into real-line segments.
音声機能が動作しない場合はこちらをご確認ください
English - English
Word Edit Setting
- Users who have edit permission for words - All Users
- Screen new word creation
- Screen word edits
- Screen word deletion
- Screen the creation of new headword that may be duplicates
- Screen changing entry name
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Sentence Edit Setting
- Users who have edit permission for sentences - All Users
- Screen sentence deletion
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
Quiz Edit Setting
- Users who have edit permission for quizzes - All Users
- Users authorized to vote on judging - Editor
- Number of votes required for decision - 1
