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=BESSELJ()
Returns the Bessel function.
Applies To:
Excel for Microsoft 365Excel for Microsoft 365 for MacExcel 2024Excel 2024 for MacExcel 2021Excel 2021 for MacExcel 2019Excel 2016
=BESSELJ(X, N)
Hover argument names in the table for details.
Output typeNumber/Text
Popularity37 / 100
VolatileNo
Dynamic ArrayNo
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◧ Arguments
| Argument | Type | Required | Description |
|---|---|---|---|
x |
Number | Required | The value at which to evaluate the function. |
n |
Number | Required | The order of the Bessel function. If n is not an integer, it is truncated. |
▣ Examples
تابع بسل در ۱٫۹ با مرتبه ۲.
=BESSELJ(1.9, 2)
✦ Tips
- The n-th order Bessel function of the variable x is: where: is the Gamma function.
⚠ Common Errors
#VALUE!
If x is nonnumeric, BESSELJ returns the #VALUE! error value. If n is nonnumeric, BESSELJ returns the #VALUE! error value.
Fix: مطمئن شوید هر دو آرگومان عددی هستند و ارجاعها خالی یا متنی نیستند.
#NUM!
If n < 0, BESSELJ returns the #NUM! error value.
Fix: n ≥ 0
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