iPart()
⇒
Number
integer
iPart(
)
⇒
List1
list
iPart
(
)
⇒
Matrix1
matrix
iPart
(
)
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()
CF0
CFList
CFFreq
irr(
,
[,
])
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.
CFList is a list of cash flow amounts after the initial cash flow CF0.
CFFreq is an optional list in which each element specifies the
frequency of occurrence for a grouped (consecutive) cash flow
amount, which is the corresponding element of CFList. The default is
1; if you enter values, they must be positive integers < 10,000.
See also mirr(), page 63.
Note:
isPrime()
⇒
Number
Boolean constant expression
isPrime(
)
Returns true or false to indicate if number is a whole number
is evenly divisible only by itself and 1.
If Number exceeds about 306 digits and has no factors
isPrime(Number) displays an error message.
Note for entering the example:
on the handheld, you can enter multi-line definitions by pressing
·
instead of
at the end of each line. On the computer keyboard,
hold down
and press
Alt
Enter
isVoid()
⇒
Var
Boolean constant expression
isVoid(
)
⇒
Expr
Boolean constant expression
isVoid(
)
⇒
List
list of Boolean constant expressions
isVoid(
)
Returns true or false to indicate if the argument is a void data type.
For more information on void elements, see page 131.
⇒
value
{
1021,
In the Calculator application
.
|
2 that
Function to find the next prime after a specified number:
@
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