exp

var (
	ExpUint8   func([]uint8, []float64) []float64
	ExpUint16  func([]uint16, []float64) []float64
	ExpUint32  func([]uint32, []float64) []float64
	ExpUint64  func([]uint64, []float64) []float64
	ExpInt8    func([]int8, []float64) []float64
	ExpInt16   func([]int16, []float64) []float64
	ExpInt32   func([]int32, []float64) []float64
	ExpInt64   func([]int64, []float64) []float64
	ExpFloat32 func([]float32, []float64) []float64
	ExpFloat64 func([]float64, []float64) []float64
)