This mechanism by which a starship can be flipped between the farthest stars is the propulsion system of the "
Heart of Gold" in
The Hitch-hiker's Guide to the Galaxy by
Douglas Adams.
For a long time scientists had no success creating it and declared it virtually impossible. The drive was created by a lab assistant when he fed the exact probability of creating the drive into a finite probability generator. He was later lynched by a group of rampaging respectable physicists who couldn't stand a smartarse.