{
  "name": "Proving non-conditional statements",
  "order": 7,
  "challenges": [
    {
      "id": "59a5801209a6acac5983b604",
      "title": "If-and-only-If proof",
      "description": [
        ""
      ],
      "challengeSeed": [
        ""
      ],
      "tests": [
        ""
      ]
    },
    {
      "id": "59a5801209a6acac5983a921",
      "title": "Equivalent statements",
      "description": [
        ""
      ],
      "challengeSeed": [
        ""
      ],
      "tests": [
        ""
      ]
    },
    {
      "id": "59a5801209a6acac5983a922",
      "title": "Existence Proofs; Existence and Uniqueness Proofs",
      "description": [
        ""
      ],
      "challengeSeed": [
        ""
      ],
      "tests": [
        ""
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    },
    {
      "id": "59a5801209a6acac5983a923",
      "title": "Constructive versus non-constructive proofs",
      "description": [
        ""
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      "challengeSeed": [
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      "tests": [
        ""
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  ]
}