"区分求積法" meaning in Japanese

{
  "forms": [
    {
      "form": "区分求積法",
      "ruby": [
        [
          "区",
          "く"
        ],
        [
          "分",
          "ぶん"
        ],
        [
          "求",
          "きゅう"
        ],
        [
          "積",
          "せき"
        ],
        [
          "法",
          "ほう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kubun kyūsekihō",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "くぶん きゅうせきほう"
      },
      "expansion": "区(く)分(ぶん)求(きゅう)積(せき)法(ほう) • (kubun kyūsekihō)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with 5 kanji",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with multiple readings",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Calculus",
          "orig": "ja:Calculus",
          "parents": [
            "Mathematical analysis",
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Riemann sum"
      ],
      "id": "en-区分求積法-ja-noun-iYs-QTjT",
      "links": [
        [
          "calculus",
          "calculus"
        ]
      ],
      "raw_glosses": [
        "(calculus) Riemann sum"
      ],
      "topics": [
        "calculus",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[kɯ̟bɯ̟ŋʲ kʲɨːse̞kʲiho̞ː]"
    }
  ],
  "word": "区分求積法"
}

{
  "forms": [
    {
      "form": "区分求積法",
      "ruby": [
        [
          "区",
          "く"
        ],
        [
          "分",
          "ぶん"
        ],
        [
          "求",
          "きゅう"
        ],
        [
          "積",
          "せき"
        ],
        [
          "法",
          "ほう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kubun kyūsekihō",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "くぶん きゅうせきほう"
      },
      "expansion": "区(く)分(ぶん)求(きゅう)積(せき)法(ほう) • (kubun kyūsekihō)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with fourth grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with 5 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with IPA pronunciation missing pitch accent",
        "Japanese terms with multiple readings",
        "Japanese terms with redundant sortkeys",
        "Pages with 1 entry",
        "ja:Calculus"
      ],
      "glosses": [
        "Riemann sum"
      ],
      "links": [
        [
          "calculus",
          "calculus"
        ]
      ],
      "raw_glosses": [
        "(calculus) Riemann sum"
      ],
      "topics": [
        "calculus",
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[kɯ̟bɯ̟ŋʲ kʲɨːse̞kʲiho̞ː]"
    }
  ],
  "word": "区分求積法"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "区分求積法"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "区分求積法",
  "trace": ""
}