Caml_float_extern (melange.Caml_float

let _NaN: float;

let isNaN: float => bool;

let isFinite: float => bool;

let toExponentialWithPrecision: float => digits:int => string;

let toFixed: float => string;

let toFixedWithPrecision: float => digits:int => string;

let fromString: string => float;