Chapter 24 calculator objects and flags, Description of calculator objects – HP 48gII User Manual
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Page 24-1
Chapter 24
Calculator objects and flags
Numbers, lists, vectors, matrices, algebraics, etc., are calculator objects.
They are classified according to its nature into 30 different types, which are
described below. Flags are variables that can be used to control the
calculator properties. Flags were introduced in Chapter 2.
Description of calculator objects
The calculator recognizes the following object types:
_________________________________________________________________
Number Type
Example
_________________________________________________________________
0
Real
Number
-1.23E-5
1
Complex Number
(-1.2,2.3)
2
String
"Hello, world "
3
Real
Array
[[1 2][3 4]]
4
Complex
Array
[[(1 2) (3 4)]
[(5
6)
(7
8)]
5
List
{3 1 'PI'}
6
Global
Name
X
7
Local
Name
y
8
Program << a 'a^2' >>
9
Algebraic
object 'a^2+b^2'
10
Binary
Integer
# A2F1E h
11
Graphic
Object
Graphic 131
×64
12
Tagged
Object
R: 43.5
13
Unit
Object
3_m^2/s
14
XLIB
Name
XLIB 342 8
15
Directory DIR … END
16
Library
Library 1230"...
17
Backup
Object
Backup MYDIR
18
Built-in
Function
COS
19
Built-in
Command
CLEAR