Hp 48g Graphing Calculator Manual do Utilizador descarregar pdf (Página 204)

100

101

3. Execute STREAM. STREAM is designed to take the first two

elements, excute the operation, then take the result and the next

element and execute again. This process continues until all the

elements have been used as arguments.

Example; Multiply all of the elements in { 1 2 3 4 5 } together.

Step 1: Enter the list and the function.

Q(TT) 1 gpg 2 (|p3 3 (SP^

ÎENTER)

Step 2: Execute the function.

fP?^ LIST PROS

{12 3 4 5 }

1: « * »

1= 120

List Manipulations

The following functions provide ways to manipulate the elements of a

list:

fMTHl i... :

sorts the elements of a list in ascending

order. The list must be on level 1.

(MThI L. I ST REvL. I reverses the elements of a list. The list must

be on level 1.

(±D adds items to the begining or end of a list, or concatenates two

lists. To add an item to begining of a list, enter the item, enter the

list, and then press [+}■ To add an item to the end of a list, enter

the list, enter the item, and then press CD-

replaces the list on level 1 withfPRG~) ÎNXT)

the list’s first element.

fPRG) (NXTI TFiIL replaces the list on level 1 with

all but the first element of the list.

(PRGI . : . ' .-iLEM GET replaces the list on level 2 and

position index on level 1 with the element at that position within

the list.

17-6 Lists and Sequences

1 2 ... 199 200 201 202 203 204 205 206 207 208 209 ... 611 612

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