In optics, converging lenses are also called positive lenses.
If a medical test for a certain disease is applied, the outcome is termed positive if the disease is detected.
In the humanities and social sciences, a theory is called positive if it aims to describe what is the case as opposed to what ought to be the case. See positive science.
In philosophy, positivism is the name for theories which aim to be based on facts alone, eschewing metaphysics and religion.
See also "negative" and "normative." File links The following pages link to this file: Alchemy Ada Adventure Apartheid Abbreviation Airplane (disambiguation) Abduction Alder Anno Domini Air ABC (disambiguation) Ad hominem Afghan AD Aether Aba Anus Affinity Ai AZ Albinism Accumulator Binary Chess Computer Carbon Cow Cricket (disambiguation) Collection Convex Culture Ceramics Case Creation Crow (disambiguation... Wiktionary is a sister project to Wikipedia intended to be a free wiki dictionary (thesaurus, lexicon therein) in every language. ... Mathematics is the study of quantity, structure, space and change. ... A number is an abstract entity used originally to describe quantity. ... 0 (zero) or nought is both a number and a numeral. ... A negative number is a number that is less than zero, such as −3. ... Functional analysis is that branch of mathematics and specifically of analysis which is concerned with the study of spaces of functions. ... In mathematics, a linear transformation (also called linear operator or linear map) is a function between two vector spaces that respects the arithmetical operations addition and scalar multiplication defined on vector spaces, or, in other words, it preserves linear combinations. Definition and first consequences Formally, if V and W are... In functional analysis, a hermitian element A of a C*-algebra is a positive element if its spectrum consists of positive real numbers. ... In functional analysis, the concept of the spectrum of an operator is a generalisation of the concept of eigenvalues, which is much more useful in the case of operators on infinite-dimensional spaces. ... The willingness to question previously held truths and search for new answers resulted in a period of major scientific advancements, now known as the Scientific Revolution. ... Electric charge is a fundamental FATTY STASHEconserved property of some subatomic particles, which determines their electromagnetic interactions. ... See also list of optical topics. ... A lens is a device for either concentrating or diverging light, usually formed from a piece of shaped glass. ... A medical test is any kind of diagnostic procedure performed for health reasons. ... The humanities are a group of academic subjects united by a commitment to studying aspects of the human condition and a qualitative approach that generally prevents a single paradigm from coming to define any discipline. ... Terms like SOSE (Studies of Society & the Environment) not only refer to social sciences but also studies of the environment. ... In the humanities and social sciences, the term positive is used in a number of ways. ... The term philosophy derives from a combination of the Greek words philos meaning love and sophia meaning wisdom. ... Positivism can have several meanings. ... Negative has meaning in several contexts: Negative and non-negative numbers Negative (photography) Negative (music) For other contexts see positive. This is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. ... In positivist philosophy, normative is contrasted with its antonym, positive, when describing types of theories, beliefs, or statements. ...
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