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Commensurator
UK
/kəˈmɛn.sjʊ.reɪ.tə/
US
/kəˈmɛn.sjʊˌreɪ.tɚ/
Translation of "commensurator" into Russian
commensurator
Noun
UK
/kəˈmɛn.sjʊ.reɪ.tə/
US
/kəˈmɛn.sjʊˌreɪ.tɚ/
commensurator
commensurators pl
комменсуратор
The mathematician studied the commensurator of the group to understand its structure.
Математик изучал комменсуратор группы, чтобы понять её структуру.
Definitions
commensurator
Noun
UK
/kəˈmɛn.sjʊ.reɪ.tə/
US
/kəˈmɛn.sjʊˌreɪ.tɚ/
(mathematics) For a subgroup H of a group G, the set of elements g in G such that H and gHg⁻¹ are commensurable (their intersection has finite index in each); often written Comm_G(H).
The commensurator of a lattice in a semisimple Lie group is itself a discrete subgroup.
(rare) A person or thing that makes two or more quantities commensurate; one who measures or balances comparative magnitudes.
As the town's official commensurator, she verified that the merchants' scales were accurate.
commensurator
Adjective
UK
/kəˈmɛn.sjʊ.reɪ.tə/
US
/kəˈmɛn.sjʊˌreɪ.tɚ/
Relating to or characteristic of a commensurator (in mathematics).
The commensurator condition is pivotal in the proof of rigidity.