well-formed expression

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• Well-formed formula — In mathematical logic, a well formed formula (often abbreviated WFF, pronounced wiff or wuff ) is a symbol or string of symbols (a formula) that is generated by the formal grammar of a formal language. To say that a string S is a WFF with respect …   Wikipedia

• Well — Well, adv. [Compar. and superl. wanting, the deficiency being supplied by better and best, from another root.] [OE. wel, AS. wel; akin to OS., OFries., & D. wel, G. wohl, OHG. wola, wela, Icel. & Dan. vel, Sw. v[ a]l, Goth. wa[ i]la; originally… …   The Collaborative International Dictionary of English

• Well enough — Well Well, adv. [Compar. and superl. wanting, the deficiency being supplied by better and best, from another root.] [OE. wel, AS. wel; akin to OS., OFries., & D. wel, G. wohl, OHG. wola, wela, Icel. & Dan. vel, Sw. v[ a]l, Goth. wa[ i]la;… …   The Collaborative International Dictionary of English

• Well off — Well Well, adv. [Compar. and superl. wanting, the deficiency being supplied by better and best, from another root.] [OE. wel, AS. wel; akin to OS., OFries., & D. wel, G. wohl, OHG. wola, wela, Icel. & Dan. vel, Sw. v[ a]l, Goth. wa[ i]la;… …   The Collaborative International Dictionary of English

• Well to do — Well Well, adv. [Compar. and superl. wanting, the deficiency being supplied by better and best, from another root.] [OE. wel, AS. wel; akin to OS., OFries., & D. wel, G. wohl, OHG. wola, wela, Icel. & Dan. vel, Sw. v[ a]l, Goth. wa[ i]la;… …   The Collaborative International Dictionary of English

• Well to live — Well Well, adv. [Compar. and superl. wanting, the deficiency being supplied by better and best, from another root.] [OE. wel, AS. wel; akin to OS., OFries., & D. wel, G. wohl, OHG. wola, wela, Icel. & Dan. vel, Sw. v[ a]l, Goth. wa[ i]la;… …   The Collaborative International Dictionary of English

• Expression (mathematics) — In mathematics, an expression is a finite combination of symbols that is well formed according to rules that depend on the context. Symbols can designate numbers (constants), variables, operations, functions, and other mathematical symbols, as… …   Wikipedia

• As well — Well Well, adv. [Compar. and superl. wanting, the deficiency being supplied by better and best, from another root.] [OE. wel, AS. wel; akin to OS., OFries., & D. wel, G. wohl, OHG. wola, wela, Icel. & Dan. vel, Sw. v[ a]l, Goth. wa[ i]la;… …   The Collaborative International Dictionary of English

• As well as — Well Well, adv. [Compar. and superl. wanting, the deficiency being supplied by better and best, from another root.] [OE. wel, AS. wel; akin to OS., OFries., & D. wel, G. wohl, OHG. wola, wela, Icel. & Dan. vel, Sw. v[ a]l, Goth. wa[ i]la;… …   The Collaborative International Dictionary of English

• Ground expression — In mathematical logic, a ground term of a formal system is a term that does not contain any variables at all, and a closed term is a term that has no free variables. In first order logic all closed terms are ground terms, but in lambda calculus… …   Wikipedia

• Gene expression — For vocabulary, see Glossary of gene expression terms. For a non technical introduction to the topic, see Introduction to genetics. Genes are expressed by being transcribed into RNA, and this transcript may then be translated into protein. Gene… …   Wikipedia