type t = DistributionTypes.genericDist
type error = DistributionTypes.error
type toPointSetFn = t => result<PointSetTypes.pointSetDist, error>
type toSampleSetFn = t => result<SampleSetDist.t, error>
type scaleMultiplyFn = (t, float) => result<t, error>
type pointwiseAddFn = (t, t) => result<t, error>

let sampleN: (t, int) => array<float>

let toSampleSetDist: (t, int) => Belt.Result.t<QuriSquiggleLang.SampleSetDist.t, error>

let fromFloat: float => t

let toString: t => string

let normalize: t => t

let isNormalized: t => bool

let toFloatOperation: (
  t,
  ~toPointSetFn: toPointSetFn,
  ~distToFloatOperation: DistributionTypes.DistributionOperation.toFloat,
) => result<float, error>

module Score: {
  let klDivergence: (t, t, ~toPointSetFn: toPointSetFn) => result<float, error>
  let logScoreWithPointResolution: (
    option<t>,
    t,
    float,
    ~toPointSetFn: toPointSetFn,
  ) => result<float, error>
}

@genType
let toPointSet: (
  t,
  ~xyPointLength: int,
  ~sampleCount: int,
  ~xSelection: DistributionTypes.DistributionOperation.pointsetXSelection=?,
  unit,
) => result<PointSetTypes.pointSetDist, error>
let toSparkline: (t, ~sampleCount: int, ~bucketCount: int=?, unit) => result<string, error>

let truncate: (
  t,
  ~toPointSetFn: toPointSetFn,
  ~leftCutoff: option<float>=?,
  ~rightCutoff: option<float>=?,
  unit,
) => result<t, error>

let algebraicCombination: (
  ~strategy: DistributionTypes.asAlgebraicCombinationStrategy,
  t,
  ~toPointSetFn: toPointSetFn,
  ~toSampleSetFn: toSampleSetFn,
  ~arithmeticOperation: Operation.algebraicOperation,
  ~t2: t,
) => result<t, error>

let pointwiseCombination: (
  t,
  ~toPointSetFn: toPointSetFn,
  ~algebraicCombination: Operation.algebraicOperation,
  ~t2: t,
) => result<t, error>

let pointwiseCombinationFloat: (
  t,
  ~toPointSetFn: toPointSetFn,
  ~algebraicCombination: Operation.algebraicOperation,
  ~f: float,
) => result<t, error>

let mixture: (
  array<(t, float)>,
  ~scaleMultiplyFn: scaleMultiplyFn,
  ~pointwiseAddFn: pointwiseAddFn,
) => result<t, error>

let isSymbolic: t => bool
let isPointSet: t => bool