Plane locus
Locus Lo"cus, n.; pl. {Loci}, & {Loca}. [L., place. Cf. {Allow}, {Couch}, {Lieu}, {Local}.] 1. A place; a locality. [1913 Webster]

2. (Math.) The line traced by a point which varies its position according to some determinate law; the surface described by a point or line that moves according to a given law. [1913 Webster]

{Plane locus}, a locus that is a straight line, or a circle.

{Solid locus}, a locus that is one of the conic sections. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Locus — Lo cus, n.; pl. {Loci}, & {Loca}. [L., place. Cf. {Allow}, {Couch}, {Lieu}, {Local}.] 1. A place; a locality. [1913 Webster] 2. (Math.) The line traced by a point which varies its position according to some determinate law; the surface described… …   The Collaborative International Dictionary of English

  • locus — [lō′kəs] n. pl. loci [lō′sī΄] [L: see LOCAL] 1. a place 2. Genetics the position on a chromosome occupied by a particular gene 3. Math. a) any system of points, lines, etc. which satisfies one or more given conditions …   English World dictionary

  • plane curve — noun the locus of points in the Euclidean plane that satisfies some geometric or algebraic definition …   Wiktionary

  • Solid locus — Locus Lo cus, n.; pl. {Loci}, & {Loca}. [L., place. Cf. {Allow}, {Couch}, {Lieu}, {Local}.] 1. A place; a locality. [1913 Webster] 2. (Math.) The line traced by a point which varies its position according to some determinate law; the surface… …   The Collaborative International Dictionary of English

  • Root locus — In control theory, the root locus is the locus of the poles and zeros of a transfer function as the system gain K is varied on some interval. The root locus is a useful tool for analyzing single input single output (SISO) linear dynamic systems.… …   Wikipedia

  • Cubic plane curve — A selection of cubic curves. See information page for details. Cubic curve redirects here. For information on polynomial functions of degree 3, see Cubic function. In mathematics, a cubic plane curve is a plane algebraic curve C defined by a… …   Wikipedia

  • radical plane — noun : a plane that is the locus of points from which tangents drawn to two given spheres are equal …   Useful english dictionary

  • Loca — Locus Lo cus, n.; pl. {Loci}, & {Loca}. [L., place. Cf. {Allow}, {Couch}, {Lieu}, {Local}.] 1. A place; a locality. [1913 Webster] 2. (Math.) The line traced by a point which varies its position according to some determinate law; the surface… …   The Collaborative International Dictionary of English

  • Loci — Locus Lo cus, n.; pl. {Loci}, & {Loca}. [L., place. Cf. {Allow}, {Couch}, {Lieu}, {Local}.] 1. A place; a locality. [1913 Webster] 2. (Math.) The line traced by a point which varies its position according to some determinate law; the surface… …   The Collaborative International Dictionary of English

  • SABBATICUS Amnis — de quo sic Iosephus Bell. Iud. l. 7. c. 23. Τῖτος δὲ Καῖςαρ, κρόνον μέν τινα διέτριψεν εν Βηρυτῷ, καθὰ προειρήκαμεν. Θεᾶται δὲ κατὰ την` πορείαν ποταμοῦ φύ???ιν ἄξιον ἱςτορηθην̑αι. Ρ῾εῖ μὲν γὰρ μέσος Α᾿ρκαίας τῆς Α᾿γρίππα βα???ιλείας καὶ… …   Hofmann J. Lexicon universale

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