Texas Instruments TI-Nspire CAS User Manual

176 Alphabetical Listing
subMat()
Catalog >
subMat(Matrix1[, startRow][, startCol][,
endRow][, endCol]) ⇒ matrix
Returns the specified submatrix of Matrix1.
Defaults: startRow=1, startCol=1,
endRow=last row, endCol=last column.
Sum (Sigma)
See Σ(), page 220.
sum()
Catalog >
sum(List[, Start[, End]]) ⇒ expression
Returns the sum of all elements in List.
Start and End are optional. They specify a
range of elements.
Any void argument produces a void result.
Empty (void) elements in List are ignored.
For more information on empty elements,
see page 232.
sum(Matrix1[, Start[, End]]) ⇒ matrix
Returns a row vector containing the sums
of all elements in the columns in Matrix1.
Start and End are optional. They specify a
range of rows.
Any void argument produces a void result.
Empty (void) elements in Matrix1 are
ignored. For more information on empty
elements, see page 232.
sumIf()
Catalog >
sumIf(List,Criteria[, SumList]) ⇒ value
Returns the accumulated sum of all
elements in List that meet the specified
Criteria. Optionally, you can specify an
alternate list, sumList, to supply the
elements to accumulate.

Texas Instruments TI-Nspire CAS Specifications

General

Type	Graphing
Cover	-
Form factor	Pocket
Control type	Buttons, Touch
Product color	Grey, Silver
Digits	- digits
Display tilting	No
Display resolution	320 x 240 pixels
Display number of lines	- lines
Compatible operating systems	Windows XP/2000\\r Mac OS X 10.4/10.5
Battery type	AAA
Power source	Battery
Number of batteries supported	4
USB port	Yes
USB 2.0 ports quantity	1
RAM capacity	16 MB
ROM capacity	20 MB

Weight and Dimensions

Depth	198.3 mm
Width	100 mm
Height	28.7 mm