Positive

Positive is a property of positivity and may refer to:

Mathematics and science

Positive number, a number that is greater than 0
Positive operator, in functional analysis, a bounded linear operator whose spectrum consists of positive real numbers
Positive formula, a logical formula not containing negation
Positive electric charge, in physics
Converging lens or positive lens, in optics
Positive test, a diagnostic test result that is indicative of an abnormality
Positive sense, said of an RNA sequence that codes for a protein

Positive science, for a general usage in humanities and social sciences
Positivism, in philosophy, the name for theories which aim to be based on facts alone, eschewing metaphysics and religion
Positive freedom, the opportunity and ability to act to fulfill one's own potential
Negative and positive rights, concerning the moral obligation of a person to do something for/to someone
Positive statement, in economics, a (possibly incorrect) factual statement
Positive economics, in economics, about predictions of behavior of economic actors, as opposed to the normative aspect
Affirmative, in linguistics, is a non-negated expression, as opposed to negative. See grammatical polarity
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
Affirmative (policy debate), the team which affirms the resolution
Positive law is man-made law (statutes) in contrast with natural law (derived from God or morality)
A positive image, in photography, is one in which the value (lightness–darkness) correlates positively with that in the scene depicted
Positive (film), a short film in Hindi on HIV and AIDS

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