"vertex cover" meaning in English

{
  "forms": [
    {
      "form": "vertex covers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "vertex cover (plural vertex covers)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Graph theory",
          "orig": "en:Graph theory",
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            "Visualization",
            "Formal sciences",
            "Computing",
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            "All topics",
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        }
      ],
      "derived": [
        {
          "word": "covering number"
        },
        {
          "word": "edge cover"
        }
      ],
      "glosses": [
        "a set of vertices which touch all the edges of a graph"
      ],
      "id": "en-vertex_cover-en-noun-h1dy4GYA",
      "links": [
        [
          "graph theory",
          "graph theory"
        ],
        [
          "vertices",
          "vertex"
        ]
      ],
      "raw_glosses": [
        "(graph theory) a set of vertices which touch all the edges of a graph"
      ],
      "topics": [
        "graph-theory",
        "mathematics",
        "sciences"
      ],
      "translations": [
        {
          "code": "da",
          "lang": "Danish",
          "sense": "graph theory: set of vertices",
          "tags": [
            "neuter"
          ],
          "word": "punktdække"
        }
      ],
      "wikipedia": [
        "vertex cover"
      ]
    }
  ],
  "word": "vertex cover"
}

{
  "derived": [
    {
      "word": "covering number"
    },
    {
      "word": "edge cover"
    }
  ],
  "forms": [
    {
      "form": "vertex covers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "expansion": "vertex cover (plural vertex covers)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "a set of vertices which touch all the edges of a graph"
      ],
      "links": [
        [
          "graph theory",
          "graph theory"
        ],
        [
          "vertices",
          "vertex"
        ]
      ],
      "raw_glosses": [
        "(graph theory) a set of vertices which touch all the edges of a graph"
      ],
      "topics": [
        "graph-theory",
        "mathematics",
        "sciences"
      ],
      "wikipedia": [
        "vertex cover"
      ]
    }
  ],
  "translations": [
    {
      "code": "da",
      "lang": "Danish",
      "sense": "graph theory: set of vertices",
      "tags": [
        "neuter"
      ],
      "word": "punktdække"
    }
  ],
  "word": "vertex cover"
}