TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

POLAR COORDINATE [2 records]

Record 1 2003-11-06

English

Subject field(s)
  • Mathematical Geography
  • Mathematics
CONT

Newton ... mentioned polar coordinates as one of eight coordinate systems suitable for describing spiral curves. But it was Newton's contemporary Jakob Bernoulli ... who first made extensive use of polar coordinates. Bernoulli's first task was to formulate the properties of various curves - their slopes, curvatures, length of arc, area and so on- in terms of polar coordinates.

CONT

... to study the [logarithmic] spiral one important mathematical tool had to be developed: the use of polar coordinates.

Key term(s)
  • polar coordinate
  • polar co-ordinate

French

Domaine(s)
  • Géographie mathématique
  • Mathématiques
DEF

[...] système de coordonnées dans lequel le point est défini par l'angle que fait la droite passant par l'origine et par le point: "rayon vecteur", avec l'axe fixe pris pour origine des angles, ainsi que par la longueur de ce rayon vecteur.

Key term(s)
  • coordonnée polaire

Spanish

Campo(s) temático(s)
  • Geografía matemática
  • Matemáticas
DEF

Sistema de coordenadas en el plano euclídeo definido mediante un punto, llamado polo, y una recta orientada que pasa por él, llamada eje polar.

Key term(s)
  • coordenada polar
Save record 1

Record 2 1993-08-31

English

Subject field(s)
  • Computer Graphics
  • Computer Mathematics

French

Domaine(s)
  • Infographie
  • Mathématiques informatiques
DEF

En commande numérique, coordonnée indiquant le déplacement ou la position angulaire autour d'un axe rotatif.

PHR

coordonnée angulaire autour de l'axe (X,Y,Z).

Spanish

Save record 2

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