In This Topic

LOG

In This Topic

This function returns the logarithm base Y of a number X.

LOG(*number*,*base*)

This function has these arguments:

Argument | Description |
---|---|

number |
Number for which to find a logarithm. This must be a positive real number |

base |
[Optional] Base of the logarithm; if omitted, the calculation uses 10 as the base (See LOG10.) |

Accepts numeric data for both arguments. Returns numeric data.

LOG(B3,C5)

LOG(R1C2,R4C4)

LOG(255,16) gives the result 1.9985883592

This function is available in product version 1.0 or later.

LN | LOG10 | Math and Trigonometry Functions