# Ranm; Ratio - HP 48gII Advanced User's Reference Manual

Graphing calculator.

Access:
Flags:
Singular Value (-54)
Input/Output:
LQ, LSQ, QR

## RANM

Type:
Command
Description: Random Matrix Command: Returns a matrix of specified dimensions that contains random
integers in the range –9 through 9.
The probability of a particular nonzero digit occurring is 0.05; the probability of 0 occurring is
0.1.
Access:
Input/Output:
RAND, RDZ

### RATIO

Type:
Function
Description: Prefix Divide Function: Prefix form of / (divide).
RATIO is identical to / (divide), except that, in algebraic syntax, RATIO is a prefix function,
while / is an infix function. For example, RATIO(A,2) is equivalent to A/2.
...µ
Access:
Input/Output:
/
3-138 Full Command and Function Reference
L
OPERATIONS
RANK
L
MATRIX NORMALIZE
Level 1/Argument 1
[[ matrix ]]
LL
CREATE
RANM
MATRIX MAKE RANM
Level 1/Argument 1
{ m n }
[[ matrix ]]
RATIO
Level 2/Argument 1
Level 1/Argument 2
z
1
[ array ]
[ array ]
z
'symb'
'symb
'
1
#n
1
n
1
#n
1
x_unit
1
x
x_unit
'symb'
x_unit
( Ø is the left-shift of the 5key).
( ´ is the left-shift of the Pkey).
RANK
( Ø is the left-shift of the 5key).
( ´ is the left-shift of the Pkey).
m×n
z
2
{[ matrix ]]
z
'symb'
z
'symb
'
2
n
2
#n
2
#n
2
y_unit
2
y_unit
y
x_unit
'symb'
Level 1/Item 1
N
rank
Level 1/Item 1
[[ random matrix ]]
m×n
[[ random matrix ]]
m×n
Level 1/Item 1
z
/z
1
2
[[ array × matrix
]]
–1
[ array/z ]
'z/symb'
'symb/z'
'symb
/symb
'
1
2
#n
3
#n
3
#n
3
(x/y)_unit
/unit
1
2
(x/y)_1/unit
(x/y)_unit
'symb/x_unit'
'x_unit/symb'