Hp Prime Graphing Wireless Calculator Bedienungsanleitung Seite 182

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Seitenansicht 181
178 Functions and commands
Example:
col returns [2,5,8]
colDim Returns the number of columns of a matrix.
colDim(Matrix)
Example:
colDim returns 3
comDenom Rewrites a sum of rational fractions as a one rational fraction.
The denominator of the one rational fraction is the common
denominator of the rational fractions in the original
expression. With a variable as second argument, the
numerator and denominator are developed according to it.
comDenom(Expr,[Var])
Example:
comDenom(1/x+1/y^2+1) gives (x*y^2+x+y^2)/
(x*y^2)
companion Returns the companion matrix of a polynomial.
companion(Poly,Var)
Example:
companion(x^2+5x-7,x) returns
compare Compares two objects and returns 1 if
type(Obj1)<type(Obj2) or if type(Obj1)=type(Obj2) and
Obj1<Obj2; otherwise, it returns 0.
compare(Obj1, Obj2)
Example:
compare(1,2) gives 1
complexroot With a polynomial and a real as its two arguments, returns a
matrix. Each row of the matrix contains either a complex root
of the polynomial with its multiplicity or an interval containing
such a root and its multiplicity. The interval defines a (possibly)
rectangular region in the complex plane where a complex
root lies.
123
456
789
2,


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

123
456



07
15



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