Engineering
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=BESSELI()
Returns the modified Bessel function In(x) — engineering use
=BESSELI(x, n)
Hover argument names in the table for details.
Output typeNumber/Text
Popularity31 / 100
VolatileNo
Dynamic ArrayNo
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◧ Arguments
| Argument | Type | Required | Description |
|---|---|---|---|
x |
Number | Required | The value at which the function is evaluated |
n |
Number | Required | The order of the function — a non-negative integer |
▣ Examples
0.981
=BESSELI(1.5, 1)
✦ Tips
- If n is not an integer, it is truncated.
⚠ Common Errors
#NUM!
n is negative
Fix: n ≥ 0
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