summation sign

См. также в других словарях:

• summation sign — summation sign, Mathematics. the Greek capital letter sigma, used to denote the sum of a series of quantities …   Useful english dictionary

• Summation equation — In mathematics, a summation equation or discrete integral equation is an equation in which an unknown function appears under a summation sign. The theories of summation equations and integral equations can be unified as integral equations on time …   Wikipedia

• Summation of Grandi's series — General considerationstability and linearityThe formal manipulations that lead to 1 − 1 + 1 − 1 + · · · being assigned a value of 1⁄2 include: *Adding or subtracting two series term by term, *Multiplying through by a scalar term by term, *… …   Wikipedia

• summation — Synonyms and related words: abbreviation, abridgment, abstract, account, accounts, addend, aggregate, amount, apocope, argument, body count, box score, capitulation, cast, census, compression, condensation, conspectus, core, count, curtailment,… …   Moby Thesaurus

• sign of summation — the Greek character Σ placed before a general term to indicate the sum of all terms of which it is the type …   Useful english dictionary

• Kahan summation algorithm — In numerical analysis, the Kahan summation algorithm (also known as compensated summation) significantly reduces the numerical error in the total obtained by adding a sequence of finite precision floating point numbers, compared to the obvious… …   Wikipedia

• Ewald summation — is a method for computing the interaction energies of periodic systems (e.g. crystals), particularly electrostatic energies. Ewald summation is a special case of the Poisson summation formula, replacing the summation of interaction energies in… …   Wikipedia

• plus sign — plus′ sign n. math. the symbol (+) indicating summation or a positive quality • Etymology: 1645–55 …   From formal English to slang

• plus sign — Arith. the symbol (+) indicating summation or a positive quality. [1645 55] * * * …   Universalium

• plus sign — /ˈplʌs saɪn/ (say plus suyn) noun the symbol (+) indicating summation or a positive quantity …  

• Wikipedia:Manual of Style/Mathematics — This guideline is a part of the English Wikipedia s Manual of Style. Use common sense in applying it; it will have occasional exceptions. Please ensure that any edits to this page reflect consensus. Shortcuts: WP:MSM MO …   Wikipedia