"diagram chase" meaning in English

{
  "forms": [
    {
      "form": "diagram chases",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diagram chase (plural diagram chases)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Mathematics",
          "orig": "en:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "text": "To prove the five lemma, just use a diagram chase."
        }
      ],
      "glosses": [
        "A proof in stages, each of which, in general, depends on the previous stages and can be visualized by means of a diagram of morphisms."
      ],
      "id": "en-diagram_chase-en-noun-bx3N5L3P",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "proof",
          "proof"
        ],
        [
          "morphism",
          "morphism"
        ]
      ],
      "raw_glosses": [
        "(mathematics, somewhat informal) A proof in stages, each of which, in general, depends on the previous stages and can be visualized by means of a diagram of morphisms."
      ],
      "related": [
        {
          "word": "diagram chasing"
        }
      ],
      "tags": [
        "informal"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "diagram chase"
}

{
  "forms": [
    {
      "form": "diagram chases",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "diagram chase (plural diagram chases)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "diagram chasing"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English informal terms",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "en:Mathematics"
      ],
      "examples": [
        {
          "text": "To prove the five lemma, just use a diagram chase."
        }
      ],
      "glosses": [
        "A proof in stages, each of which, in general, depends on the previous stages and can be visualized by means of a diagram of morphisms."
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "proof",
          "proof"
        ],
        [
          "morphism",
          "morphism"
        ]
      ],
      "raw_glosses": [
        "(mathematics, somewhat informal) A proof in stages, each of which, in general, depends on the previous stages and can be visualized by means of a diagram of morphisms."
      ],
      "tags": [
        "informal"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "word": "diagram chase"
}