`+-` here is an entirely new operator though. The shuffling of arguments might look a bit weird though, it could also be written (+-) x y = (x + x) - (y +

`+-` here is an entirely new operator though. The shuffling of arguments might look a bit weird though, it could also be written (+-) x y = (x + x) - (y + y) Symbol operators are automatically infix though, and you can make them normal using (), same as backticks make normal functions infix, `a la 2 `plus` 3.