"開法" meaning in Japanese

{
  "forms": [
    {
      "form": "開法",
      "ruby": [
        [
          "開",
          "かい"
        ],
        [
          "法",
          "ほう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kaihō",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "kaifafu",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "かいはふ",
      "roman": "kaifafu",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "かいほう",
        "hhira": "かいはふ"
      },
      "expansion": "開(かい)法(ほう) • (kaihō) ^(←かいはふ (kaifafu)?)",
      "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 alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "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 redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Mathematics",
          "orig": "ja:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "methods to solve for the roots of numbers and equations"
      ],
      "hyponyms": [
        {
          "english": "method for finding a square root",
          "word": "開平法"
        },
        {
          "english": "method for finding a cube root",
          "word": "開立法"
        }
      ],
      "id": "en-開法-ja-noun-qK3XMJI8",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "method",
          "method"
        ],
        [
          "root",
          "root"
        ]
      ],
      "raw_glosses": [
        "(mathematics) methods to solve for the roots of numbers and equations"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "other": "かいほー"
    },
    {
      "ipa": "[ka̠iho̞ː]"
    }
  ],
  "word": "開法"
}

{
  "forms": [
    {
      "form": "開法",
      "ruby": [
        [
          "開",
          "かい"
        ],
        [
          "法",
          "ほう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "kaihō",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "kaifafu",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "かいはふ",
      "roman": "kaifafu",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "かいほう",
        "hhira": "かいはふ"
      },
      "expansion": "開(かい)法(ほう) • (kaihō) ^(←かいはふ (kaifafu)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with fourth grade kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with two Han script characters",
        "ja:Mathematics"
      ],
      "glosses": [
        "methods to solve for the roots of numbers and equations"
      ],
      "hyponyms": [
        {
          "english": "method for finding a square root",
          "word": "開平法"
        },
        {
          "english": "method for finding a cube root",
          "word": "開立法"
        }
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "method",
          "method"
        ],
        [
          "root",
          "root"
        ]
      ],
      "raw_glosses": [
        "(mathematics) methods to solve for the roots of numbers and equations"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "other": "かいほー"
    },
    {
      "ipa": "[ka̠iho̞ː]"
    }
  ],
  "word": "開法"
}

{
  "called_from": "parser/304",
  "msg": "HTML tag <span> not properly closed",
  "path": [
    "開法"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "開法",
  "trace": "started on line 2, detected on line 2"
}

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