Hp Prime Graphing Wireless Calculator Manuel d'utilisateur télécharger pdf (Page 207)

Functions and commands 203

QUOTE Returns an expression unevaluated.

quote(Expr)

randexp Given a positive real number, returns a random real number

according to the exponential distribution with real a>0.

randexp(Real)

randperm Given a positive integer, returns a random permutation of

[0,1,2,...,n–1].

randperm(Intg(n))

Example:

randperm(4) returns a random permutation of the elements of

the vector [0 1 2 3]

ratnormal Rewrites an expression as an irreducible rational fraction.

ratnormal(Expr)

Example:

ratnormal returns

rectangular_

coordinate

Given a vector containing the polar coordinates of a point,

returns a vector containing the rectangular coordinates of the

point.

rectangular_coordinates(Vector)

Example:

rectangular_coordinates([1, π/4]) returns

reduced_conic Takes a conic expression and returns a vector with the

following items:

• The origin of the conic

• The matrix of a basis in which the conic is reduced

• 0 or 1 (0 if the conic is degenerate)

• The reduced equation of the conic

• A vector of the conic’s parametric equations

reduced_conic(Expr, [Vector])

1–

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





x 1+

x 1++

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Hp Prime Graphing Wireless Calculator Manuel d'utilisateur Page 207