Chapter 24 - Calculator Objects And Flags; Description Of Calculator Objects - HP 49g+ User Manual

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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
_________________________________________________________________
0
Real Number
1
Complex Number
2
String
3
Real Array
4
Complex Array
5
List
6
Global Name
7
Local Name
8
Program
9
Algebraic object
10
Binary Integer
11
Graphic Object
12
Tagged Object
13
Unit Object
14
XLIB Name
15
Directory
16
Library
17
Backup Object
18
Built-in Function
19
Built-in Command
Example
-1.23E-5
(-1.2,2.3)
"Hello, world "
[[1 2][3 4]]
[[(1 2) (3 4)]
[(5 6) (7 8)]
{3 1 'PI'}
X
y
<<
a 'a^2' >>
'a^2+b^2'
# A2F1E h
Graphic 131×64
R: 43.5
3_m^2/s
XLIB 342 8
DIR ... END
Library 1230"...
Backup MYDIR
COS
CLEAR
Page 24-1

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