30
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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
2007882
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1 déc. 1834 - Ernst Heinrich Weber published his perception theory of ‘Just Noticeable DIfference,’ now known as Weber’s Law.

Ajouté au bande de temps:

Date:

1 déc. 1834
Maintenaint
~ Il y a 189 ans