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Log slide rule (14 h 39 min, 21 nov 2018 ans – 1 janv. 1815)
Description:
Peter Mark Roget invented the log slide rule, which included a scale displaying the logarithm of the logarithm.
Ajouté au bande de temps:
4 nov. 2019
0
0
260
Counting/Caculating Inventions
Date:
14 h 39 min, 21 nov 2018 ans
1 janv. 1815
~ 204 years