Singular
Encyclopedia
A grammatical number
Grammatical number
In linguistics, grammatical number is a grammatical category of nouns, pronouns, and adjective and verb agreement that expresses count distinctions ....

 denoting a unit quantity (as opposed to the plural and other forms)
Singular may also refer to:
  • Gravitational singularity
    Gravitational singularity
    A gravitational singularity or spacetime singularity is a location where the quantities that are used to measure the gravitational field become infinite in a way that does not depend on the coordinate system...

    , a location where the quantities that are used to measure the gravitational field become infinite
  • Technological singularity
    Technological singularity
    Technological singularity refers to the hypothetical future emergence of greater-than-human intelligence through technological means. Since the capabilities of such an intelligence would be difficult for an unaided human mind to comprehend, the occurrence of a technological singularity is seen as...

    , a hypothesis that technological progress will reach such an infinite or extremely high value at a point in the near future
  • A group of boar
    Boar
    Wild boar, also wild pig, is a species of the pig genus Sus, part of the biological family Suidae. The species includes many subspecies. It is the wild ancestor of the domestic pig, an animal with which it freely hybridises...

    s


In mathematics:
  • Mathematical singularity
    Mathematical singularity
    In mathematics, a singularity is in general a point at which a given mathematical object is not defined, or a point of an exceptional set where it fails to be well-behaved in some particular way, such as differentiability...

  • SINGULAR
    SINGULAR
    SINGULAR is a computer algebra system for polynomial computations with special emphasis on the needs of commutative algebra, algebraic geometry, and singularity theory. SINGULAR is free software released under the GNU General Public License. Problems in non-commutative algebra can be tackled with...

    , an open source Computer Algebra System (CAS)
  • Singular matrix, a matrix that is not invertible
  • Singular measure
    Singular measure
    In mathematics, two positive measures μ and ν defined on a measurable space are called singular if there exist two disjoint sets A and B in Σ whose union is Ω such that μ is zero on all measurable subsets of B while ν is zero on all measurable subsets of A...

    , a measure or probability distribution whose support has zero Lebesgue measure. More generally, one may speak of an object "singular with respect to a measure μ", meaning that μ replaces the Lebesgue measure above
  • An infinite cardinal number is called singular if it is not a regular cardinal

Possible misspelling:
  • Singulair, Merck trademark for Montelukast, a common prescription drug used in maintenance treatment of asthma and to relieve symptoms of seasonal allergies.
  • Cingular Wireless
    Cingular Wireless
    AT&T Mobility LLC is a wholly owned subsidiary of AT&T that provides wireless services to 100.7 million subscribers in the United States, Puerto Rico and the U.S. Virgin Islands...

    , a major mobile network operator in North America
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