{
  "name": "sqrt",
  "type": "function",
  "groups": ["Math"],
  "description": "Returns square root of a value.",
  "arguments": [{
    "arg": "value",
    "description": "a number"
  }],
  "examples": [{
    "expression": "sqrt(9)",
    "returns": "3"
  }],
  "tags": ["root", "square"]
}