"Simpson's rule" meaning in English

{
  "etymology_text": "Named after Thomas Simpson (1710–1761).",
  "forms": [
    {
      "form": "Simpson's rules",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "Simpson's rules"
      },
      "expansion": "Simpson's rule (plural Simpson's rules)",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with language name categories using raw markup",
          "parents": [
            "Entries with language name categories using raw markup",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
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          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Any of several approximations for definite integrals."
      ],
      "id": "en-Simpson's_rule-en-name-jVru7MbM",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "approximation",
          "approximation"
        ],
        [
          "definite integral",
          "definite integral"
        ]
      ],
      "raw_glosses": [
        "(mathematics) Any of several approximations for definite integrals."
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "Simpson's rule"
}

{
  "etymology_text": "Named after Thomas Simpson (1710–1761).",
  "forms": [
    {
      "form": "Simpson's rules",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "Simpson's rules"
      },
      "expansion": "Simpson's rule (plural Simpson's rules)",
      "name": "en-prop"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English entries with language name categories using raw markup",
        "English eponyms",
        "English lemmas",
        "English multiword terms",
        "English proper nouns",
        "English terms with non-redundant non-automated sortkeys",
        "English uncountable nouns",
        "en:Mathematics"
      ],
      "glosses": [
        "Any of several approximations for definite integrals."
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "approximation",
          "approximation"
        ],
        [
          "definite integral",
          "definite integral"
        ]
      ],
      "raw_glosses": [
        "(mathematics) Any of several approximations for definite integrals."
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "Simpson's rule"
}