Looking for a way to easily and automatically create timelines, I came across an awesome post by Jon Witwer: How to Create a Timeline in Excel.
It’s not exactly the same in OpenOffice, but it works too (I tested it with LibreOffice, actually).
OpenOffice.org doesn’t seem to have any built-in functions for cube roots, but there’s an easy workaround. To find the nth root, use powrs to the nth fraction. Probably easier to illustrate than to explain with my rusty math skills. 
I mean this:
You need to use the brackets because otherwise the power would take precedence over the division.
Yesterday, I had the problem that a number range I entered in a table (“3-4″) was changed into a date by OpenOffice. Never saw that happen before, I think it must be a new functionality. I tried to switch it off but found nothing in the Auto Correction options. The developers put the option in a weird spot:
A loud “Hooray” for weird defaults.
