**back-calculation** — backˈ calculaˈtion noun • • • Main Entry: ↑back … Useful english dictionary

**back-of-the-envelope calculation** — A back of the envelope calculation is a figure that was arrived at quickly or by using estimation as if someone had grabbed the first scrap of paper they found and made a quick guess … The small dictionary of idiomes

**back-calculate** — backˈ calˈculate intransitive verb and transitive verb To make a calculation as to an earlier condition, situation, etc (esp as to the level of a person s intoxication) based on data recorded at a later time • • • Main Entry: ↑back … Useful english dictionary

**Back-Of-The-Envelope Calculation** — An informal mathematical computation, often performed on a scrap of paper such as an envelope. A back of the envelope calculation uses estimated and/or rounded numbers to quickly develop a ballpark figure. The result should be more accurate than… … Investment dictionary

**Back-of-the-envelope calculation** — The phrase back of the envelope calculations refers to rough calculations that, while not rigorous, test or support a point. They are far more than a guess but far less than a proof. The phrase is generally used in mathematics, physics and… … Wikipedia

**back-of-the-envelope calculation** — This expression refers to a quick approximate calculation done informally, as on the back of an envelope. I don t need the exact amount. Just give me a back of the envelope calculation … English Idioms & idiomatic expressions

**Back of a napkin** — #REDIRECT Back of the envelope calculation R from merge … Wikipedia

**back-of-the-envelope** — adj, always used before a noun informal : done to provide a rough idea of something I can t tell you the exact amount, but my back of the envelope [=rough] calculation indicates a cost of about $300,000 … Useful english dictionary

**Automatic calculation of particle interaction or decay** — The automatic calculation of particle interaction or decay is part of the computational particle physics branch. It refers to computing tools that help calculating the complex particle interactions as studied in high energy physics, astroparticle … Wikipedia

**Engset calculation** — The Engset calculation is a formula to determine the probability of congestion occurring within a telephony circuit group. It was named after its developer, T. O. Engset. The level of congestion can be used to determine a network s performance as … Wikipedia