0S (zero S) or 0-S may refer to: * 0s, the period from January 1, AD 1 to December 31, AD 9, almost synonymous with the 1st decade (1–10). * The period from January 1, AD 1 to December 31, AD 99, almost synonymous with the

1st century File:1st century collage.png, From top left, clockwise: Jesus is crucified by Roman authorities in Judaea (17th century painting). Four different men (Galba, Otho, Vitellius, and Vespasian) claim the title of Emperor within the span of a year; T ...

(1–100). * The period from January 1, AD 1 to December 31, AD 999, almost synonymous with the

1st millennium File:1st millennium montage.png, From top left, clockwise: Depiction of Jesus, the central figure in Christianity; The Colosseum, a landmark of the once-mighty Roman Empire; Kaaba, the Great Mosque of Mecca, the holiest site of Islam; Chess, a new ...

(1–1000). * 0S, 0°S, or zero degrees south, coordinate for the

equator The equator is the circle of latitude that divides Earth into the Northern Hemisphere, Northern and Southern Hemisphere, Southern Hemispheres of Earth, hemispheres. It is an imaginary line located at 0 degrees latitude, about in circumferen ...

* Zero S, a model of electric motorcycle * 0 set, or

zero set In mathematics, a zero (also sometimes called a root) of a real-, complex-, or generally vector-valued function f, is a member x of the domain of f such that f(x) ''vanishes'' at x; that is, the function f attains the value of 0 at x, or eq ...

, a concept in mathematics * 0 sum, or

zero-sum Zero-sum game is a mathematical representation in game theory and economic theory of a situation that involves two competing entities, where the result is an advantage for one side and an equivalent loss for the other. In other words, player on ...

, a theory in games and economics * 0 sharp, also

zero sharp In the mathematical discipline of set theory, 0# (zero sharp, also 0#) is the set of true formulae about indiscernibles and order-indiscernibles in the Gödel constructible universe. It is often encoded as a subset of the natural numbers (using ...

or 0#, a concept in set theory * 0 section, or zero section, a type of section in a

Vector bundle In mathematics, a vector bundle is a topological construction that makes precise the idea of a family of vector spaces parameterized by another space X (for example X could be a topological space, a manifold, or an algebraic variety): to eve ...

See also