elliptope
elliptope noun: the set of all real, square symmetric matrices whose diagonal entries are all equal to one and whose eigenvalues are all non-negative.
Noun
elliptope (plural elliptopes)
- The set of all real, square symmetric matrices whose diagonal entries are all equal to one and whose eigenvalues are all non-negative.
- In particular, we use a known lower bound on the size of matrix representations of extremal quantum correlations which we apply to high-rank extreme points of the n-dimensional elliptope. Lastly, we study cpsd-graphs, i.e., graphs G with the property that every doubly nonnegative matrix whose...2016, Anupam Prakash, Jamie Sikora, Antonios Varvitsiotis, Zhaohui Wei, “Completely positive semidefinite rank”, in arXiv
Forms of elliptope
| plural | elliptopes |
|---|
Origin of elliptope
coined in: M. Laurent and S. Poljak, On a positive semidefinite relaxation of the cut polytope, Linear Algebra Appl., 223/224, (1995), 439-461
Questions about elliptope
- What does elliptope mean?
- Elliptope means the set of all real, square symmetric matrices whose diagonal entries are all equal to one and whose eigenvalues are all non-negative.
- What part of speech is elliptope?
- Elliptope is a noun.
- What is the plural of elliptope?
- The plural of elliptope is elliptopes.
Words near elliptope in the dictionary
Source and license
Adapted from Wiktionary: elliptope (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
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Cite this entry: “elliptope.” Word.ws, https://word.ws/elliptope. Based on Wiktionary, CC BY-SA 4.0.