Positive

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Look up positive in Wiktionary, the free dictionary.

In common usage, positive is sometimes used in affirmation, as a synonym for "yes" or to express "certainty".

It can also mean a beneficial, nurturing or optimistic influence.

[edit] Other uses

In photography, a positive is the inverse of a negative, used in such applications as reversal film for slide projection or photo emulsion stencil-making.
In astrology, positive is a term commonly used to described the supposedly extroverted personalities of the fire and air signs.

Mathematics and Science

In mathematics, a number is called positive if its value is greater than zero. See negative and non-negative numbers.
According to scientific method, if a test for a condition or hypothesis is applied, the outcome is termed positive if the condition is detected or the hypothesis confirmed (or, rather, not disproved).
In functional analysis, a bounded linear operator is positive if its spectrum consists of positive real numbers.
In physics, one distinguishes positive and negative electric charges.
In optics, converging lenses are also called positive lenses.
In behavioristic psychology, reinforcement and punishment are classified in both positive and negative forms.
In medicine, if a test for a certain disease is applied, the outcome is termed positive if the disease is detected. A derivation of this usage is the use of the term "Positive" to refer to people with HIV and the support communities they form. See Poz.

Philosophy and Humanities

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.
In the philosophy of law and other areas, a right or freedom may be positive. See negative and positive rights.
In economics, a positive statement speaks only about what are predictions of behavior of economic actors and not the normative aspect what what actors should do. See positive economics.
In linguistics, positive is the form of an adjective or adverb on which comparative and superlative are formed.
In policy debate, affirmative is the team which affirms the resolution.

[edit] See also

This disambiguation page lists articles associated with the same title. If an internal link led you here, you may wish to change the link to point directly to the intended article.

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Positive

From Wikipedia, the free encyclopedia

[edit] Other uses

[edit] See also

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