Planck's constant is not the smallest unit of distance. It's not a unit of dista...

		incremental on Oct 20, 2011 \| parent \| context \| favorite \| on: Achilles and the Tortoise – Solving Zeno’s Paradox... Planck's constant is not the smallest unit of distance. It's not a unit of distance at all. You're thinking of the Planck length. It is indeed proposed that the Planck length is the smallest meaningful length, but this is by no means proved.

Ah, sorry, you're right, it's the Planck length.