HP Prime Graphing Wireless Calculator Instrukcja Użytkownika Strona 468

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additionally
Used in programming with assume to state an additional assumption about a variable.
Example:
assume(n,integer);
additionally(n>5);
Airy Ai
Returns the Ai value of the Airy function solution of w''-xw=0.
Airy Bi
Returns the Bi value of the Airy function solution of w''-xw=0.
algvar
Returns the matrix of the symbolic variable names used in an expression. The list is ordered by the algebraic
extensions required to build the original expression.
algvar(Expr)
Example:
algvar(sqrt(x)+y) gives
AND
Logical And. Returns 1 if the left and right sides both evaluate to true and returns 0 otherwise.
Expr1 AND Expr2
Example:
3 +1==4 AND 4 < 5 returns 1
append
Appends an element to a list or vector.
append((List, Element)
or
append(Vector, Element)
Example:
append([1,2,3],4) gives [1,2,3,4]
apply
Returns a vector or matrix containing the results of applying a function to the elements in the vector or
matrix.
apply(Var→f(Var), Vector) or apply(Var→f(Var), Matrix)
420 Chapter 22 Functions and commands
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