BESSELK

BESSELK(x, n)

Returns the modified Bessel function represented by K(x).

xThe value at which to evaluate the function.
nThe order of the function.

REMARKS
* If any of the arguments are not numeric, then #VALUE! is returned.
* If "x" < 0, then #NUM! is returned.
* If "n" is not an integer, it is truncated.
* If "n" < 0, then #NUM! is returned.
* For the Microsoft documentation refer to support.microsoft.com

 A
1=BESSELK(1, 1) = 0.602
2=BESSELK(1, 2) = 1.625
3=BESSELK(2, 1) = 0.140
4=BESSELK(2, 2) = 0.254
5=BESSELK(1.5, 1) = 0.277
6=BESSELK(1.5, 1.9) = 0.277
7=BESSELK(-1.5, 1) = #NUM!
8=BESSELK(1.5, -1) = #NUM!
9=BESSELK("some text", 1) = #VALUE!
10=BESSELK(1.5, "some text") = #VALUE!


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