loan.json

[
  {
    "modelParams": {
      "name": "Mortgage Calculator",
      "description": "Monthly payment calculator for a fixed rate mortgage.",
      "steps": 1,
      "method": "deterministic"
    },
    "methodParams": {
      "samples": 1000
    },
    "blocks": [
      {
        "type": "Data",
        "name": "Principal",
        "show": false,
        "typeCode": 2,
        "useAsParameter": true,
        "dims": "",
        "value": "200000"
      },
      {
        "type": "Data",
        "name": "AnnualRate",
        "show": false,
        "typeCode": 2,
        "useAsParameter": true,
        "dims": "",
        "value": "9"
      },
      {
        "type": "Data",
        "name": "Term",
        "show": false,
        "typeCode": 2,
        "useAsParameter": true,
        "dims": "",
        "value": "360"
      },
      {
        "type": "Expression",
        "name": "MonthlyRate",
        "history": false,
        "show": false,
        "typeCode": 1,
        "value": "AnnualRate / (12 * 100)"
      },
      {
        "type": "Expression",
        "name": "Pow",
        "history": false,
        "show": false,
        "typeCode": 1,
        "value": "Math.pow(1 + MonthlyRate, Term)"
      },
      {
        "type": "Expression",
        "name": "Payment",
        "history": false,
        "show": true,
        "typeCode": 1,
        "value": "Principal * MonthlyRate *  Pow / (Pow - 1)"
      }
    ]
  }
]