Source Warning: You are not logged in. Your IP address will be publicly visible if you make any edits. If you log in or create an account, your edits will be attributed to your username, along with other benefits.Anti-spam check. Do not fill this in! == Mathematics and physics == * Source of a [[morphism]] * Source, a point where the [[divergence]] of a vector field is positive * [[Source of a representation]], in finite group theory * Source, a terminal in a [[field-effect transistor]] * [[Current source]], an electrical or electronic device that delivers or absorbs electric current * [[Energy sources]], substances or processes with high concentrations of energy * [[Ion source]], a device that creates atomic and molecular ions * [[Light source]], an object emitting light * [[Point source]], a single identifiable localised source of something * [[Radioactive source]], a known quantity of a radionuclide which emits ionizing radiation * Sound source, an object emitting [[sound#Sound sources|sound]] * [[Voltage source]], any device or system that produces an electromotive force between its terminals Summary: Please note that all contributions to Christianpedia may be edited, altered, or removed by other contributors. If you do not want your writing to be edited mercilessly, then do not submit it here. You are also promising us that you wrote this yourself, or copied it from a public domain or similar free resource (see Christianpedia:Copyrights for details). Do not submit copyrighted work without permission! Cancel Editing help (opens in new window) Discuss this page