Microsoft Office Tutorials and References
In Depth Information
BESSELK
The n-th order BESSEL function of the variable x is
where
is the GAMMA function.
Figure 5.2
The BESSELJ function
returns the actual
BESSEL function.
BESSELK
The BESSELK function returns the BESSEL function in modified form for imaginar y arguments.
=BESSELK(x,n)
The BESSELK function is found only if the Analysis Toolpak is installed. In addition it must be
turned on in the Add-Ins from the Tools menu. Both X and N must be numeric and greater
than zero. Notice the example in Figure 5.3. Where the value is is 2 and the integer is 1, the
BESSELK function results in 0.1399.
The value to evaluate the function.
X
The order of the BESSEL function. Truncated if not an integer.
N
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