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Necessity., a poem by Letitia Elizabeth Landon being part of Three Extracts from the Diary of a Week, 1837. "Necessary" (song), by Every Little Thing, 1998; A bathroom or toilet, in some languages (in English this is an archaic usage) An economic need enunciated by US President Franklin D. Roosevelt in his 1944 Second Bill of Rights
A sine qua non (/ ˌ s aɪ n i k w eɪ ˈ n ɒ n, ˌ s ɪ n i k w ɑː ˈ n oʊ n /, [1] Latin: [ˈsɪnɛ kʷaː ˈnoːn]) or conditio sine qua non (plural: conditiones sine quibus non) is an indispensable and essential action, condition, or ingredient.
In logic and mathematics, necessity and sufficiency are terms used to describe a conditional or implicational relationship between two statements. For example, in the conditional statement : "If P then Q ", Q is necessary for P , because the truth of Q is guaranteed by the truth of P .
A thesaurus (pl.: thesauri or thesauruses), sometimes called a synonym dictionary or dictionary of synonyms, is a reference work which arranges words by their meanings (or in simpler terms, a book where one can find different words with similar meanings to other words), [1] [2] sometimes as a hierarchy of broader and narrower terms, sometimes simply as lists of synonyms and antonyms.
New marketing concepts such as "mass-luxury" or "hyper luxury" further blur the definition of what is a luxury product, a luxury brand, or a luxury company. [43] Lately, luxury brands have extended their reach to young consumers through unconventional luxury brand collaborations in which luxury brands partner with non-luxury brands seemingly at ...
Pages in category "Necessity and sufficiency" The following 5 pages are in this category, out of 5 total. ... Extensional and intensional definitions; I. If and only if
For this reason, or perhaps for their familiarity and simplicity, necessity and possibility are often casually treated as the subject matter of modal logic. Moreover, it is easier to make sense of relativizing necessity, e.g. to legal, physical, nomological, epistemic, and so on, than it is to make sense of relativizing other notions.
In economics, a necessity good or a necessary good is a type of normal good. Necessity goods are product(s) and services that consumers will buy regardless of the changes in their income levels, therefore making these products less sensitive to income change. [ 1 ]