Where did the last name Lytle come from? Where did the last name Kerr come from?  English and Scottish: topographic name for someone who lived by  a patch of wet ground overgrown with brushwood, northern Middle  English kerr (Old Norse kjarr). A legendâ¦ grew up that  the Kerrs were left-handed, on theory that the name is derived from  Gaelic cearr 'wrong-handed', 'left-handed'.
Flux is the presence of a force field in a specified physical medium, or the flow of energy through a surface. In electronics, the term applies to any electrostatic field and any magnetic field.
In computer science, persistence refers to the characteristic of state that outlives the process that created it.This is achieved in practice by storing the state as data in computer data storage.ersistence is said to be  orthogonal  or transparent when it is implemented as an intrinsic property of the execution environment of a program.