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Dividing by zero on a mechanical calculator

Posted: Sat Jun 06, 2026 6:32 pm
by Indeterminacy
These existed.

Re: Dividing by zero on a mechanical calculator

Posted: Mon Jun 08, 2026 11:24 am
by crochambeau
There are several Friden machines on eBay right now:

https://www.ebay.com/itm/176975566789 only $194 in shipping, plus the price of the unit!

Very cool stuff; I'll let that special interest pass me by though, I'm already full up.

Re: Dividing by zero on a mechanical calculator

Posted: Fri Jun 26, 2026 2:53 pm
by Indeterminacy
Dividing 1 by 3 on a mechanical calculator.



crochambeau wrote: Mon Jun 08, 2026 11:24 am There are several Friden machines on eBay right now:

https://www.ebay.com/itm/176975566789 only $194 in shipping, plus the price of the unit!

Very cool stuff; I'll let that special interest pass me by though, I'm already full up.
They are marvels. But, untested is fertile ground for the fiddley and mechanically inclined.
I am to an extent. I'd throw $50 at it just to take it home and fuck with it.