interpretation or value. Otherwise, the expression is said to be not well defined, ill defined or ambiguous. A function is well defined if it gives the same result...

formal grammar) about how expressions may be written. There are two considerations for well-definedness of mathematical expressions, syntax and semantics...

Whiffenpoof Song and The Whiffenpoofs. Philosophy portal Ground expression Well-defined expression Formal language Glossary of logic WFF 'N Proof Formulas are...

definition of parsing expression grammars. The result is a mini-language called Raku rules, which are used to define Raku grammar as well as provide a tool...

concept that is not defined in terms of previously-defined concepts Singularity - a point at which a mathematical function ceases to be well-behaved "What exactly...

when expressed in terms of ordinary differentiation, which is a well defined expression because f ( x 0 + u ^ t ) {\displaystyle f(x_{0}+{\hat {\mathbf...

Lisp, an S-expression is classically defined as an atom of the form x, or an expression of the form (x . y) where x and y are S-expressions. This definition...

} This defines b x {\displaystyle b^{x}} for every positive b and real x as a continuous function of b and x. See also Well-defined expression. The exponential...

disjunctions. Even for well-defined infinite expressions, the value of the infinite expression may be ambiguous or not well-defined; for instance, there...

"The Expression Problem" in response to a discussion with Rice University's Programming Languages Team (PLT). He also cited three sources that defined the...

string wasn't defined in the Design Note. This syntax, as simple as it was, added one innovation: GOTO and GOSUB could take an expression rather than just...

performing reduction operations on them. A term is defined as any valid lambda calculus expression. In the simplest form of lambda calculus, terms are...

generated if operator== is defined and all four relational operators are automatically generated if operator<=> is defined. C and C++ have the same logical...

regular expressions. This feature was subsequently adopted by Perl, so now named groups can also be defined using (?<name>...) or (?'name'...), as well as...

The Identifier is the nonterminal being defined, and the Expression is the parsing expression it is defined as referencing. The LEFTARROW varies a bit...

ONOS OpenDaylight Project SD-WAN Software-defined data center Software-defined mobile network Software-defined protection Virtual Distributed Ethernet Benzekki...

referred to as an expression system. This term is normally used in the case where a gene or set of genes is switched on under well defined conditions, for...

finite n, the expression "n-th element" of a well-ordered set requires context to know whether this counts from zero or one. In an expression "β-th element"...

the expression of segment polarity genes, which define the polarity of each segment. Boundaries and identities of each segment are later defined. Within...

a part of POSIX: the functions defined in POSIX.1 since 2001, and the syntax defined in POSIX.2. The idea of defining a separate match function started...

country, defined as "the extent to which a country's citizens are able to participate in selecting their government, as well as freedom of expression, freedom...

ambiguity of the expression in mathematical analysis. Many widely used formulas involving natural-number exponents require 00 to be defined as 1. For example...

unit disk. Substituting T for z in the series fails to give a well-defined expression for ln(T + I) for invertible T + I with ǁTǁ ≥ 1. Thus a more general...

English alone there are an estimated twenty-five thousand idiomatic expressions. Some well known idioms in English are "spill the beans" (meaning "reveal secret...

an assignment operation, it is necessary that the value of the expression is well-defined (it is a valid rvalue) and that the variable represents a modifiable...

computer science, a "let" expression associates a function definition with a restricted scope. The "let" expression may also be defined in mathematics, where...

proverb is a fixed expression, while a proverbial phrase permits alterations to fit the grammar of the context. In 1768, John Ray defined a proverbial phrase...

A microexpression is a facial expression that only lasts for a short moment. It is the innate result of a voluntary and an involuntary emotional response...

A Rights Expression Language or REL is a machine-processable language used to express intellectual property rights (such as copyright) and other terms...

(or freedom of artistic expression) can be defined as "the freedom to imagine, create and distribute diverse cultural expressions free of governmental censorship...