Variable data printing — (VDP) (also known as variable information printing (VIP) or VI) is a form of on demand printing in which elements such as text, graphics and images may be changed from one printed piece to the next, without stopping or slowing down the printing… … Wikipedia
Variable gauge axles — (VGA) are axles that allow railway vehicles to pass from tracks of one rail gauge to a different gauge. Variable gauge axles are used to allow the running of trains between Spain and France, Europe and Russia, Kazakhstan and China, and Mongolia… … Wikipedia
Variable retention — is a relatively new silvicultural system that follows nature s model by always retaining a significant part of the forest after harvesting. Variable retention harvests serve to promote desired natural regeneration while preserving unique features … Wikipedia
Variable air volume — (VAV) is a technique for controlling the capacity of a heating, ventilating, and/or air conditioning (HVAC) system. The simplest VAV system incorporates one supply duct that, when in cooling mode, distributes approximately convert|55|F supply air … Wikipedia
Variable Coding and Modulation — is a type of data frame structure, where the size, coding and modulation type of the frame is best varied to the conditions.While VCM is a one way process, if a feedback loop (or return channel) is introduced then this can taken further to… … Wikipedia
Variable envelope return path — (VERP) is a technique used by some electronic mailing list software to enable automatic detection and removal of undeliverable e mail addresses. It works by using a different return path (also called envelope sender ) for each recipient of a… … Wikipedia
Variable régionalisée — La VR comme phénomène physique : topographie de la ville de Binche … Wikipédia en Français
Variable (informatique) — Pour les articles homonymes, voir variable. En informatique, les variables associent un nom (le symbole) à une valeur ou un objet, elles font partie des identificateurs. La notion de variable est alors intimement liée au langage de programmation … Wikipédia en Français
Variable (mathematics) — In mathematics, a variable is a value that may change within the scope of a given problem or set of operations. In contrast, a constant is a value that remains unchanged, though often unknown or undetermined.[1] The concepts of constants and… … Wikipedia
Variable antithétique — Les variables antithétiques sont une des techniques de réduction de la variance employées dans la méthode de Monte Carlo. Il s agit de tirer parti de certaines symétries d une distribution et de la corrélation négative entre deux variables… … Wikipédia en Français
