constante

Definitions of constante
  1. noun
    a number representing a quantity assumed to have a fixed value in a specified mathematical context
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    coefficient
    a constant number that serves as a measure of some property or characteristic
    vitesse de la lumière
    the speed at which light travels in a vacuum; the constancy and universality of the speed of light is recognized by defining it to be exactly 299,792,458 meters per second
    coefficient d'absorption
    a measure of the rate of decrease in the intensity of electromagnetic radiation (as light) as it passes through a given substance; the fraction of incident radiant energy absorbed per unit mass or thickness of an absorber
    coefficient de traînée
    the ratio of the drag on a body moving through air to the product of the velocity and the surface area of the body
    coefficient de friction
    the ratio of the weight of an object being moved along a surface and the force that maintains contact between the object and the surface
    inductance mutuelle
    a measure of the induction between two circuits; the ratio of the electromotive force in a circuit to the corresponding change of current in a neighboring circuit; usually measured in henries
    self-inductance
    the ratio of the electromotive force produced in a circuit by self-induction to the rate of change of current producing it, expressed in henries
    modulo
    (physics) a coefficient that expresses how much of a specified property is possessed by a specified substance
    coefficient d'expansion
    the fractional change in length or area or volume per unit change in temperature at a given constant pressure
    coefficient de réflexion, réflectivité
    the fraction of radiant energy that is reflected from a surface
    transmission
    the fraction of radiant energy that passes through a substance
    coefficient de viscosité
    a measure of the resistance to flow of a fluid under an applied force
    type of:
    chiffre, nombre
    a concept of quantity involving zero and units
  2. noun
    a quantity that does not vary
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    type of:
    quantité
    the concept that something has a magnitude and can be represented in mathematical expressions by a constant or a variable
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