HP 49g Pocket Guide

61
RRB
* = function
ROLLD Moves the contents of level 2 to a specified level, n , and
rolls downward the portion of the stack beneath the
specified level.
<N STACK
obj
n
... obj
1
n
→ obj
1
obj
n
… obj
2
ROMUPLOAD Transfers the operating system to another calculator. N
ROOT Returns the value of the specified variable global for which
the specified program or algebraic object most nearly
evaluates to zero or a local extremum.
N
« program » ‘ global ’ guess
→ x
root
ROT Rotates the first three objects on the stack, moving the
object on level 3 to level 1.
<N STACK
obj
3
obj
2
obj
1
→ obj
2
obj
1
obj
3
→ROW Transforms a matrix into a series of row vectors and
returns the vectors and a row count.
< %
CREATE ROW
[[ matrix ]]
→ [ vector ]
row1
… [ vector ]
row n
n
ROW– Deletes row n of a matrix (or element n of a vector), and
returns the modified matrix (or vector) and the deleted row
(or element).
< %
CREATE ROW
[[ matrix ]]
1
n
row
→ [[ matrix ]]
2
[ vector ]
row
ROW+ Inserts an array into a matrix at the position indicated by
n
index
, and returns the modified matrix.
< %
CREATE ROW
[[ matrix ]]
1
[[ matrix ]]
2
n
index
→ [[ matrix ]]
3
ROW→ Transforms a series of row vectors and a row count into a
matrix containing those rows.
< % ROW
[ vector ]
row1
… [ vector ]
rown
n
→ [[ matrix ]]
RR Rotates a binary integer one bit to the right. > ì BIT
#n
1
→ #n
2
RRB Rotates a binary integer one byte to the right. > ì BYTE
#n
1
→ #n
2
Name Description Access Inputs Outputs

HP 49g Specifications

General

Model	HP 49g
Type	Graphing Calculator
Display	131 x 64 pixels
Processor	Saturn
Memory	512 KB RAM, 2 MB ROM
Power Supply	3 x AAA batteries
Connectivity	RS-232
Programming	RPL