{
    "Function": "ln",
    "File": "contracts/libraries/LogExpMath.sol",
    "Parent Contracts": [],
    "High-Level Calls": [],
    "Internal Calls": [
        "_ln_36",
        "_ln",
        "_require"
    ],
    "Library Calls": [],
    "Low-Level Calls": [],
    "Code": "function ln(int256 a) internal pure returns (int256) {\n        // The real natural logarithm is not defined for negative numbers or zero.\n        _require(a > 0, Errors.OUT_OF_BOUNDS);\n        if (LN_36_LOWER_BOUND < a && a < LN_36_UPPER_BOUND) {\n            return _ln_36(a) / ONE_18;\n        } else {\n            return _ln(a);\n        }\n    }"
}