HP 48GII User Manual

E
Technical Reference E - 1
11.Technical Reference
This appendix contains the following information:
! Object sizes.
! Mathematical simplification rules used by the hp49g+/hp48gII.
! Symbolic differentiation patterns used by the hp49g+/hp48gII.
! The Equation Writer's expansion rules.
! References and as sources for constants and equations in the hp49g+/hp48gII
( other than those in the Equation Library ).
Object Sizes
The following table lists object types and their size in bytes. (Note that characters in names, strings, and tags use
1 byte each.)
Object Size
Object Type Size (bytes)
Algebraic 5 + size of included objects
Backup Object 12 + number of name characters + size of
included object
Binary Integer 13
Command 2.5
Complex matrix 15 + 16 × number of elements
Complex number 18.5
Complex vector 12.5 + 16 × number of elements
Directory 6.5 + size of included variables + size of
variable names + 2.5 bytes for header
Graphics Object 10 + number of rows × CEIL (columns/8)
Integer 2.5 or (5 + 0.5 × number of digits)
List 5 + size of included objects
Matrix 15 + 8 × number of elements
Program 10 + size of included objects
Quoted global or local
name
8.5 + number of characters
Real number 2.5 or 10.5
String 5 + number of characters
Tagged Object 3.5 + number of tag characters + size of
untagged object

HP 48GII Specifications

General

Battery type	CR2032
Type	Scientific
Form factor	Pocket

Weight and Dimensions

Weight	220 g
Dimensions (WxDxH)	184 x 87 x 23.5 mm