Philbert Maurice d'Ocagne

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

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At a glance

Class

Figure

Domain

Science and technology

Knowledge cost

4

Influence

6

Resistance

4

In collections

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What Wikipedia says

Philbert Maurice d'Ocagne (25 March 1862 – 23 September 1938) was a French engineer and mathematician. He founded the field of nomography, the graphic computation of algebraic equations, on charts that he called nomograms.

Excerpt from the Wikipedia article “Philbert Maurice d'Ocagne”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: https://wellcomeimages.org/indexplus/obf_images/ed/1c/ae117389afd34221380f2670c0fc.jpg Gallery: https://wellcomeimages.org/indexplus/image/V0028177.html Wellcome Collection gallery (2018-03-31): https://wellcomecollection.org/works/gaq8mrdr CC-BY-4.0, CC BY 4.0, via Wikimedia Commons.