"bất phương trình" meaning in Vietnamese

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "不",
        "2": "un-; in-",
        "3": "方程",
        "4": "equation",
        "prefix": "bất"
      },
      "expansion": "Sino-Vietnamese word from 不 (“un-; in-”) and 方程 (“equation”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 不 (“un-; in-”) and 方程 (“equation”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "bất phương trình",
        "tr": ""
      },
      "expansion": "bất phương trình",
      "name": "head"
    },
    {
      "args": {
        "head": "bất phương trình"
      },
      "expansion": "bất phương trình",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Sino-Vietnamese words",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Sino-Vietnamese words with uncreated Han etymology",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese nouns without classifiers",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Vietnamese terms prefixed with bất-",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "vi",
          "name": "Mathematics",
          "orig": "vi:Mathematics",
          "parents": [
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "an inequation"
      ],
      "id": "en-bất_phương_trình-vi-noun-T3LxVsXB",
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "inequation",
          "inequation#English"
        ]
      ],
      "raw_glosses": [
        "(mathematics) an inequation"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ʔɓət̚˧˦ fɨəŋ˧˧ t͡ɕïŋ˨˩]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ʔɓək̚˦˧˥ fɨəŋ˧˧ ʈɨn˦˩]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ʔɓək̚˦˥ fɨəŋ˧˧ ʈɨn˨˩]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    }
  ],
  "word": "bất phương trình"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "vi",
        "2": "Sino-Vietnamese words"
      },
      "expansion": "",
      "name": "categorize"
    },
    {
      "args": {
        "1": "不",
        "2": "un-; in-",
        "3": "方程",
        "4": "equation",
        "prefix": "bất"
      },
      "expansion": "Sino-Vietnamese word from 不 (“un-; in-”) and 方程 (“equation”)",
      "name": "vi-etym-sino"
    }
  ],
  "etymology_text": "Sino-Vietnamese word from 不 (“un-; in-”) and 方程 (“equation”).",
  "head_templates": [
    {
      "args": {
        "1": "vi",
        "2": "noun",
        "3": "",
        "4": "",
        "head": "bất phương trình",
        "tr": ""
      },
      "expansion": "bất phương trình",
      "name": "head"
    },
    {
      "args": {
        "head": "bất phương trình"
      },
      "expansion": "bất phương trình",
      "name": "vi-noun"
    }
  ],
  "lang": "Vietnamese",
  "lang_code": "vi",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Sino-Vietnamese words",
        "Sino-Vietnamese words with uncreated Han etymology",
        "Vietnamese entries with incorrect language header",
        "Vietnamese lemmas",
        "Vietnamese nouns",
        "Vietnamese nouns without classifiers",
        "Vietnamese terms prefixed with bất-",
        "Vietnamese terms with IPA pronunciation",
        "vi:Mathematics"
      ],
      "glosses": [
        "an inequation"
      ],
      "links": [
        [
          "mathematics",
          "mathematics"
        ],
        [
          "inequation",
          "inequation#English"
        ]
      ],
      "raw_glosses": [
        "(mathematics) an inequation"
      ],
      "topics": [
        "mathematics",
        "sciences"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ʔɓət̚˧˦ fɨəŋ˧˧ t͡ɕïŋ˨˩]",
      "tags": [
        "Hà-Nội"
      ]
    },
    {
      "ipa": "[ʔɓək̚˦˧˥ fɨəŋ˧˧ ʈɨn˦˩]",
      "tags": [
        "Huế"
      ]
    },
    {
      "ipa": "[ʔɓək̚˦˥ fɨəŋ˧˧ ʈɨn˨˩]",
      "tags": [
        "Hồ-Chí-Minh-City"
      ]
    }
  ],
  "word": "bất phương trình"
}