HP 48GII

Full Command and Function Reference 3-185
See Appendix H for a list of the hp49g+/hp48gII built-in menus and the corresponding menu
numbers (x
menu
).
Access: „&H
MENU TMENU
Input/Output:
Level 1/Argument 1 Level 1/Item 1
x
menu
→
{ list
definition
}
→
'name
definition
'
→
See also: MENU, RCLMENU
TOT
Type: Command
Description: Total Command: Computes the sum of each of the m columns of coordinate values in the
current statistics matrix (reserved variable ΣDAT).
The sums are returned as a vector of m real numbers, or as a single real number if m = 1.
Access: …µ
TOT
Input/Output:
Level 1/Argument 1 Level 1/Item 1
→
x
sum
→
[ x
sum 1
, x
sum 2
, ... ,x
sum m
]
See also: MAXΣ, MINΣ, MEAN, PSDEV, PVAR, SDEV, VAR
TRACE
Type: Command
Description: Matrix Trace Command: Returns the trace of a square matrix.
The trace of a square matrix is the sum of its diagonal elements.
Access: !Ø
OPERATIONS LL TRACE ( Ø is the left-shift of the 5key).
!´
MATRIX NORMALIZE L TRACE ( ´ is the left-shift of the Pkey).
Input/Output:
Level 1/Argument 1 Level 1/Item 1
[[ matrix ]]
n×n
→
x
trace
See also: CONJ, DET, IDN
TRAN
Type: Command
Description: Transpose Matrix Command: Returns the transpose of a matrix.
Same as TRN, but without conjugation of complex numbers.
Access: !Ø
OPERATIONS LLTRAN ( Ø is the left-shift of the 5key).
Input/Output:
Level 1/Argument 1 Level 1/Item 1
[[ matrix ]]
→
[[ matrix ]]
transpose
'name'
→
See also: CONJ, TRN
TRANSIO
Type: Command