log

Take the logarithm of the $x$ input port, to base $b$. The base $b$ needs to be specified -- if the natural logarithm is desired ($b=e$), use the ln operator instead.

Image LogKey

The operator can be placed on the canvas in two ways:

When you use the direct typing method to enter the log operations, the text entry window pops up. This allows you to type a variable/parameter name starting with log (like, for example, “logical”. If you press Enter (or click on OK) with only the word log in the window, the log operation will be placed on the canvas.