("Léon Lalanne") returned 3 hits

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1

1843 Contour map of 3D table

Authors: Léon Lalanne (1811-1892)

Contour map of a 3D table, temperature x hour x month (published in 1845)

Category: Statistics & Graphics

2

1843 Polar coordinates

Authors: Léon Lalanne (1811-1892)

Use of polar coordinates in a graph(frequency of wind directions)

Category: Statistics & Graphics

3

1846 Logarithmic grid

Authors: Léon Lalanne (1811-1892)

Logarithmic grid (the first log-log plot, as a nomogram for showing products from the factors)

Category: Statistics & Graphics

This web version is dedicated to Arthur H. Robinson (1915-2004), who inspired and encouraged our interest; to Antoine de Falguerolles, who initiated it, and to les Chevaliers des Album de Statistique Graphique, who supported it with interest, enthusiasm, and resources. In particular, Gilles Palsky, Antoine de Falguerolles, Antony Unwin and Ruddy Ostermann contributed important images and background information. This work is supported by the National Sciences and Engineering Research Council of Canada, Grant OGP0138748.

Citations: References to information or images obtained from this web site should be cited as follows:
Friendly, M. & Denis, D. J. (2001). Milestones in the history of thematic cartography, statistical graphics, and data visualization. Web document, http://www.datavis.ca/milestones/. Accessed:

Copyright © 2001-2018 Michael Friendly
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