"elliptope" meaning in English

See elliptope in All languages combined, or Wiktionary

Noun

Forms: elliptopes [plural]
Etymology: coined in: M. Laurent and S. Poljak, On a positive semidefinite relaxation of the cut polytope, Linear Algebra Appl., 223/224, (1995), 439-461 Head templates: {{en-noun}} elliptope (plural elliptopes)
  1. (mathematics) The set of all real, square symmetric matrices whose diagonal entries are all equal to one and whose eigenvalues are all non-negative. Categories (topical): Mathematics
    Sense id: en-elliptope-en-noun-WzBjkzJn Categories (other): English entries with incorrect language header Topics: mathematics, sciences

Inflected forms

Download JSON data for elliptope meaning in English (1.8kB)

{
  "etymology_text": "coined in: M. Laurent and S. Poljak, On a positive semidefinite relaxation of the cut polytope, Linear Algebra Appl., 223/224, (1995), 439-461",
  "forms": [
    {
      "form": "elliptopes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "elliptope (plural elliptopes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2016, Anupam Prakash, Jamie Sikora, Antonios Varvitsiotis, Zhaohui Wei, “Completely positive semidefinite rank”, in arXiv",
          "text": "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 support is given by G is cpsd.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The set of all real, square symmetric matrices whose diagonal entries are all equal to one and whose eigenvalues are all non-negative."
      ],
      "id": "en-elliptope-en-noun-WzBjkzJn",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "set",
          "set"
        ],
        [
          "real",
          "real"
        ],
        [
          "square",
          "square"
        ],
        [
          "symmetric",
          "symmetric"
        ],
        [
          "matrices",
          "matrix"
        ],
        [
          "diagonal",
          "diagonal"
        ],
        [
          "eigenvalue",
          "eigenvalue"
        ]
      ],
      "raw_glosses": [
        "(mathematics) The set of all real, square symmetric matrices whose diagonal entries are all equal to one and whose eigenvalues are all non-negative."
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "elliptope"
}
{
  "etymology_text": "coined in: M. Laurent and S. Poljak, On a positive semidefinite relaxation of the cut polytope, Linear Algebra Appl., 223/224, (1995), 439-461",
  "forms": [
    {
      "form": "elliptopes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "elliptope (plural elliptopes)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "en:Mathematics"
      ],
      "examples": [
        {
          "ref": "2016, Anupam Prakash, Jamie Sikora, Antonios Varvitsiotis, Zhaohui Wei, “Completely positive semidefinite rank”, in arXiv",
          "text": "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 support is given by G is cpsd.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "The set of all real, square symmetric matrices whose diagonal entries are all equal to one and whose eigenvalues are all non-negative."
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "set",
          "set"
        ],
        [
          "real",
          "real"
        ],
        [
          "square",
          "square"
        ],
        [
          "symmetric",
          "symmetric"
        ],
        [
          "matrices",
          "matrix"
        ],
        [
          "diagonal",
          "diagonal"
        ],
        [
          "eigenvalue",
          "eigenvalue"
        ]
      ],
      "raw_glosses": [
        "(mathematics) The set of all real, square symmetric matrices whose diagonal entries are all equal to one and whose eigenvalues are all non-negative."
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "elliptope"
}

This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2024-06-04 from the enwiktionary dump dated 2024-05-02 using wiktextract (e9e0a99 and db5a844). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.