Texas Instruments TI-Nspire CAS User Manual

invF()
Catalog >
computes the Inverse cumulative F
distribution function specified by dfNumer
and dfDenom for a given Area under the
curve.
invNorm()
Catalog >
invNorm(Area[,μ[,σ]])
Computes the inverse cumulative normal
distribution function for a given Area under
the normal distribution curve specified by μ
and σ.
invt()
Catalog >
invt(Area,df)
Computes the inverse cumulative student-t
probability function specified by degree of
freedom, df for a given Area under the
curve.
iPart()
Catalog >
iPart(Number) ⇒ integer
iPart(List1) ⇒ list
iPart(Matrix1) ⇒ matrix
Returns the integer part of the argument.
For lists and matrices, returns the integer
part of each element.
The argument can be a real or a complex
number.
irr()
Catalog >
irr(CF0,CFList [,CFFreq]) ⇒ value
Financial function that calculates internal
rate of return of an investment.
CF0 is the initial cash flow at time 0; it
must be a real number.
Alphabetical Listing 91

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