HP NW280AAABA Bedienungsanleitung PDF herunterladen (Seite 424)

100

101

418 Functions and commands

sylvester Returns the Sylvester matrix of two polynomials.

sylvester(Poly1, Poly2, Var)

Example:

sylvester(x

-1,x

-1,x) gives

table Defines an array where the indexes are strings or real

numbers.

table(SeqEqual(index_name=element_value))

tail Given a list, string, or sequence of objects, returns a vector

with the first element deleted.

tail(List) or tail(Vector) or tail(String) or

tail(Obj1, Obj2,…)

Example:

tail([3 2 4 1 0]) gives [2 4 1 0]

tan2cossin2 Returns an expression with tan(x) rewritten as (1–cos(2*x))/

sin(2*x).

tan2cossin2(Expr)

Example:

tan2cossin2(tan(x)) gives (1-cos(2*x))/sin(2*x)

tan2sincos2 Returns an expression with tan(x) rewritten as sin(2*x)/

(1+cos(2*x)).

tan2sincos2(Expr)

Example:

tan2sincos2(tan(x)) gives sin(2*x)/(1+cos(2*x)

transpose Returns a matrix transposed (without conjugation).

transpose(Matrix)

Example:

transpose returns

10 1– 00

01 0 1– 0

00 1 0 1–

10 0 1– 0

01 0 0 1–

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