Hp Prime Graphing Wireless Calculator Manual do Utilizador descarregar pdf (Página 187)

100

101

Functions and commands 183

eigVl Returns the Jordan matrix associated with a matrix when the

eigenvalues are calculable.

eigVl(Matrix)

EVAL Evaluates an expression.

eval(Expr)

Example:

eval(2+3) returns 5

evalc Returns a complex expression written in the form

real+i*imag.

evalc(Expr)

Example:

evalc returns

evalf Given an expression and a number of significant digits,

returns the numerical evaluation of the expression to the given

number of significant digits. With just an expression, returns

the numerical evaluation based on the CAS settings.

evalf(Expr,[Integer])

Example:

evalf(2/3) gives 0.666666666667

even Tests whether or not an integer is even. Returns 1 if it is and 0

if it is not.

Example:

even(1251) returns 0

exact Converts a decimal expression to a rational or real

expression.

exact(Expr)

Example:

exact(1.4141) gives 14141/10000

EXP Returns the solution to the mathematical constant e to the

power of an expression.

exp(Expr)

Example:

exp(0) gives 1

xyi⋅+

------------------





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iy⋅

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