\[TwoWayRule]

  • Unicode: 0F120
  • Aliases: <->.
  • Infix operator with builtin evaluation rules.
  • x y is by default interpreted as x<->y or TwoWayRule[x,y].
  • x y z groups as x (y z).
  • \[TwoWayRule] is not the same as \[LeftRightArrow].