Texas Instruments TI-Nspire CAS User Manual

222 Symbols
ΣPrn()
Catalog >
NPmt1 and NPmt2 define the start and end
boundaries of the payment range.
N, I, PV, Pmt, FV, PpY, CpY, and PmtAt
are described in the table of TVM
arguments, page 191.
• If you omit Pmt, it defaults to
Pmt=tvmPmt
(N,I,PV,FV,PpY,CpY,PmtAt).
• If you omit FV, it defaults to FV=0.
• The defaults for PpY, CpY, and PmtAt
are the same as for the TVM functions.
roundValue specifies the number of
decimal places for rounding. Default=2.
ΣPrn(NPmt1,NPmt2,amortTable)
calculates the sum of the principal paid
based on amortization table amortTable.
The amortTable argument must be a
matrix in the form described under
amortTbl(), page 12.
Note: See also ΣInt(), above, and Bal(),
page 21.
# (indirection)
/k keys
# varNameString
Refers to the variable whose name is
varNameString. This lets you use strings to
create variable names from within a
function.
Creates or refers to the variable xyz .
Returns the value of the variable (r) whose
name is stored in variable s1.

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