epsilon

Documentation

Index

• Variables
• func Within(a float64, b float64) bool
• type E
  • func Absolute(e float64) E
  • func New(epsilon f) *E
  • func Normal(i float64) E
  • func Relative(t float64) E
  • func (e E) Within(a float64, b float64) bool

Variables

var (
	DefaultE = Normal(128)
)

Functions

func Within

func Within(a float64, b float64) bool

Types

type E

type E f

func Absolute

func Absolute(e float64) E

func New

func New(epsilon f) *E

func Normal

func Normal(i float64) E

Normal calculates if two float64 values are very close to one another. This is based on the principle that if a ~ b, (a - b) / (a + b) ~ 0.

See https://stackoverflow.com/a/32334103/873865.

func Relative

func Relative(t float64) E

func (E) Within

func (e E) Within(a float64, b float64) bool