TERMIUM Plus®

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

DIFFERENTIELLE [2 records]

Record 1 1995-07-18

English

Subject field(s)
  • Mathematics
DEF

Product of the derivative of a function of one variable times the small increment of an independent variable.

French

Domaine(s)
  • Mathématiques
DEF

Partie principale de l'accroissement d'une fonction pour un accroissement infiniment petit de la variable.

Spanish

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Record 2 1986-03-13

English

Subject field(s)
  • Differential and Integral Calculus
CONT

The differential of a real-valued function f(x), where x is a vector, evaluated at a given vector c, is the linear, real-valued function whose graph is the tangent hyperplane to the graph of f(x) at x=c; if x is a real number, the usual notation is df = f1 [exponent] dx.

French

Domaine(s)
  • Calcul différentiel et intégral
DEF

(...) accroissement infinitésimal d'une quantité variable. Par exemple, un accroissement fini de la variable x sera noté Delta x et un accroissement infinitésimal, dx. (Le "d" est tout simplement le symbole de l'opération de différentiation).

Spanish

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