"Hurwitz surface" meaning in English

{
  "etymology_text": "Named after Adolf Hurwitz.",
  "forms": [
    {
      "form": "Hurwitz surfaces",
      "tags": [
        "plural"
      ]
    }
  ],
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      "args": {},
      "expansion": "Hurwitz surface (plural Hurwitz surfaces)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
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          "name": "Non-Euclidean geometry",
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          "langcode": "en",
          "name": "Surfaces",
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      ],
      "glosses": [
        "A compact Riemann surface with precisely 84(g − 1) automorphisms, where g is the genus of the surface. This number is maximal by virtue of Hurwitz's theorem on automorphisms."
      ],
      "id": "en-Hurwitz_surface-en-noun-OP2xyTHK",
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "Riemann surface",
          "Riemann surface"
        ],
        [
          "automorphism",
          "automorphism"
        ],
        [
          "genus",
          "genus"
        ],
        [
          "maximal",
          "maximal"
        ]
      ],
      "raw_glosses": [
        "(geometry) A compact Riemann surface with precisely 84(g − 1) automorphisms, where g is the genus of the surface. This number is maximal by virtue of Hurwitz's theorem on automorphisms."
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ],
      "wikipedia": [
        "Hurwitz surface"
      ]
    }
  ],
  "word": "Hurwitz surface"
}

{
  "etymology_text": "Named after Adolf Hurwitz.",
  "forms": [
    {
      "form": "Hurwitz surfaces",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "Hurwitz surface (plural Hurwitz surfaces)",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        "English countable nouns",
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        "en:Geometry",
        "en:Non-Euclidean geometry",
        "en:Surfaces"
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      "glosses": [
        "A compact Riemann surface with precisely 84(g − 1) automorphisms, where g is the genus of the surface. This number is maximal by virtue of Hurwitz's theorem on automorphisms."
      ],
      "links": [
        [
          "geometry",
          "geometry"
        ],
        [
          "Riemann surface",
          "Riemann surface"
        ],
        [
          "automorphism",
          "automorphism"
        ],
        [
          "genus",
          "genus"
        ],
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          "maximal",
          "maximal"
        ]
      ],
      "raw_glosses": [
        "(geometry) A compact Riemann surface with precisely 84(g − 1) automorphisms, where g is the genus of the surface. This number is maximal by virtue of Hurwitz's theorem on automorphisms."
      ],
      "topics": [
        "geometry",
        "mathematics",
        "sciences"
      ],
      "wikipedia": [
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      ]
    }
  ],
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}