Playing with liquids

Somewhere, there must be a regulation that says that the volume of beers must be indicated very precisely in Europe (or only in Switzerland?) to avoid any ambiguity:

On the other hand, this excellent idea does not seem to have been implemented yet (click for a better view):

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Kowalski

I am a professor of mathematics at ETH Zürich since 2008.

2 thoughts on “Playing with liquids”

  1. As far as I know, no producer of coffee provides any written warranty about the theorem-proving effects of their products…

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