Returns the natural logarithm, i.e. the logarithm to base e of number. The mathematical constant e is approximately 2.71828182845904 .
Syntax
Remarks
LN is considered as the inverse of the function EXP.
Examples
|
Formula |
Result |
|
=LN(1) |
0 |
|
=LN(10) |
2.302585093 |
|
=LN(3.4) |
1.223775432 |
Possible Errors
|
Errors |
Meaning |
|
#N/A! |
|
|
#NAME! |
|
|
#VALUE! |
|
|
#REF! |
|
Similar Functions