Manual

418 Functions and commands
sylvester Returns the Sylvester matrix of two polynomials.
sylvester(Poly1, Poly2, Var)
Example:
sylvester(x
2
-1,x
3
-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–
12
34
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

13
24