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jan 19, 1630 - Slide Rule

Description:

William Oughtred invented the slide rule using a type of balancing fractions trick to be able to compute the 4 basic arithmetic steps.

A slide rule is ANALOG; the word analog comes from analogous cause its not just like counting digits/integers

Added to timeline:

Computers

ByJulien Martel
30 Nov 2018
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Date:

jan 19, 1630
Now
~ 396 years ago
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