DLMF
Standard Reference Tables
On Demand
•
Help
•
Background
•
Disclaimer
DLMF Tables
8. Incomplete Gamma and Related Functions
13. Confluent Hypergeometric Functions
10. Bessel Functions
Choose a function
Bessel function I
Bessel function J
I
ν
x
denotes the modified Bessel function of order
ν
; see
DLMF (10.25.2)
.
Computations are currently restricted to integer and half-integer orders
ν
, and real values of
x
, with
-
1
2
≤
ν
≤
1000
and
|
x
|
≤
1000
.
Evaluate
I
ν
x
as a
Tabulation
or
Comparison
?
Get function arguments from
form
or
data file
?
Specify the data file
to compare to
for arguments
:
Note:
The lines in the data file must contain values for
ν
,
x
and
I
ν
x
in that order, separated by commas or spaces
.
Specify grid for function parameters and arguments:
Choose
ν
from list
linearly
starting from
ending with
stepping by
Choose
x
from list
linearly
starting from
ending with
stepping by
Show output to
digits,
the number of digits in file,
using
interval mode
round to nearest (even)
round towards +infinity
round towards -infinity
round away from 0
round towards 0
Return
unformatted
output only