Positive is a property of positivity and may refer to:

Mathematics and science

Positive formula In mathematical logic, positive set theory is the name for a class of alternative set theory, set theories in which the axiom of comprehension holds for at least the positive formulas \phi (the smallest class of formulas containing atomic membershi ...

, a logical formula not containing negation *

Positive number In mathematics, the sign of a real number is its property of being either positive, negative, or zero 0 (zero) is a number representing an empty quantity. In place-value notation such as the Hindu–Arabic numeral system, 0 also se ...

, a number that is greater than 0 *

Plus sign The plus and minus signs, and , are mathematical symbols used to represent the notions of positive and negative, respectively. In addition, represents the operation of addition, which results in a sum, while represents subtraction, resul ...

, the sign "+" used to indicate a positive number *

Positive operator In mathematics (specifically linear algebra, operator theory, and functional analysis) as well as physics, a linear operator A acting on an inner product space is called positive-semidefinite (or ''non-negative'') if, for every x \in \mathop(A), \l ...

, a type of linear operator in mathematics *

Positive result A statistical hypothesis test is a method of statistical inference used to decide whether the data at hand sufficiently support a particular hypothesis. Hypothesis testing allows us to make probabilistic statements about population parameters. ...

, a result that has been found significant in statistical hypothesis testing *

Positive test A medical test is a medical procedure performed to screening (medicine), detect, medical diagnosis, diagnose, or monitoring (medicine), monitor diseases, disease processes, susceptibility, or to determine a course of treatment. Medical tests suc ...

, a diagnostic test result that indicates some parameter being evaluated was present *

Positive charge Electric charge is the physical property of matter that causes charged matter to experience a force when placed in an electromagnetic field. Electric charge can be ''positive'' or ''negative'' (commonly carried by protons and electrons respecti ...

, one of the two types of electrical charge *

Positive (electrical polarity) An electric current is a stream of charged particles, such as electrons or ions, moving through an electrical conductor or space. It is measured as the net rate of flow of electric charge through a surface or into a control volume. The movi ...

, in electrical circuits *

Positive lens A lens is a transmissive optical device which focuses or disperses a light beam by means of refraction. A simple lens consists of a single piece of transparent material, while a compound lens consists of several simple lenses (''elements'' ...

, in optics *

Positive (photography) Positive has multiple meanings in the world of photography. The two main definitions of positive photography include positive space and positive film. Positive space Positive space is the idea that any part of a photo that includes the subject, s ...

, a positive image, in which the color and luminance correlates directly with that in the depicted scene *

Positive sense In molecular biology and genetics, the sense of a nucleic acid molecule, particularly of a strand of DNA or RNA, refers to the nature of the roles of the strand and its complement in specifying a sequence of amino acids. Depending on the context, ...

, said of an RNA sequence that codes for a protein

Philosophy and humanities

Affirmative (policy debate) Policy debate is an American form of debate competition in which teams of two usually advocate for and against a resolution that typically calls for policy change by the United States federal government. It is also referred to as cross-examinati ...

, the team which affirms the resolution * Negative and positive rights, concerning the moral obligation of a person to do something for/to someone * Positive economics, in economics, about predictions of behavior of economic actors, as opposed to the normative aspect * Positive law, man-made law (statutes) in contrast with natural law (derived from deities or morality) * Positive liberty, the opportunity and ability to act to fulfill one's own potential * Affirmative (linguistics), a property of a non-negated expression (the opposite of ''negative'') * Positive (linguistics), the form of an adjective or adverb on which comparative and superlative are formed with suffixes or the use of ''more'' or ''less'' * Positive affectivity, the psychological capability to respond positively * Positive psychology, a branch of psychology * Positive statement, in economics and philosophy, a (possibly incorrect) factual statement about what ''is'', as opposed to what ''should be'' (a normative statement)

Films and television

* Positive (1990 film), ''Positive'' (1990 film), a documentary film about AIDS and activism * Positive (2007 film), ''Positive'' (2007 film), a short film in Hindi on HIV and AIDS * Positive (2008 film), ''Positive'' (2008 film), a 2008 Malayalam language film directed by V. K. Prakash * Positive (TV series), ''Positive'' (TV series), a Filipino drama series

Music

* Positive (Peabo Bryson album), ''Positive'', an album by American singer Peabo Bryson * Positive (Tofubeats album), ''Positive'', an album by Japanese producer Tofubeats * Positive (EP), ''Positive'', the sixth EP by South Korean band Pentagon (South Korean band), Pentagon * "Positive", a 1994 song by Baboon from ''Face Down in Turpentine'' * "Positive", a 2011 song by Taio Cruz from ''TY.O'' * "(Gotta Be) Positive", a song by Eddy Grant from ''Reparation (album), Reparation'' * Positive hardcore, a subgenre of hardcore punk * Positive organ

Other uses

* Positive sign, in western astrology, the supposedly extroverted personalities of the fire and air signs

Mathematics and science

Philosophy and humanities

Films and television

Music

Other uses

See also