"Baron Pierre Charles Dupin" returned 13 hits
1
Coordinate system reintroduced in mathematics, analytic geometry; relationship established between graphed line and equation
Mediaitems:
Descartes portrait, Biographical sketch - Rene Descartes, Biographical sketch - Pierre de Fermat
Category:
Statistics & Graphics
2
Initial statements of the theory of probability
Mediaitems:
Pascal portrait, Pascal biography, extract from
Category:
Statistics & Graphics
3
Use of geometric, proportional figures (squares) to compare demographic quantities by superposition, an early "tableau graphique''
Mediaitems:
de Fourcroy's proportional squares, de Fourcroy's proportional squares, Description of de Fourcroy, from Palsky
Category:
Statistics & Graphics
4
Choropleth map with shadings from black to white (distribution and intensity of illiteracy in France), the first (unclassed) choropleth map, and perhaps the first modern statistical map. (This map dates from 1826 cite[Plate 1, vol. 2]{Dupin:1827} according to Robinson cite[p. 232]{Robinson:1982}, rather than 1819 according to Funkhouser cite{Funkhouser:1937})
Mediaitems:
Dupin choropleth map of France, Dupin portrait, with his map
Category:
Cartography
5
Mechanical device for calculating mathematical tables (the Difference Engine) [The beginnings of computing as we know it today. The Difference Engine was steam-powered, and the size of a locomotive.]
Mediaitems:
Babbage Difference Engine, Babbage portrait, Babbage biography
Category:
Technology
6
Choropleth map with shadings from black to white (distribution and intensity of illiteracy in France), the first (unclassed) choropleth map, and perhaps the first modern statistical map
Mediaitems:
Dupin choropleth map of literacy in France, Dupin cartogram map of France, Dupin portrait, Dupin biography
Category:
Cartography
7
Invention of the stereoscope, revealing the dependence of visual depth perception upon binocular vision, and allowing production of stereoscopic images
Mediaitems:
Charles Wheatstone portrait, Wheatstone biography, Wheatstone uses paper tape to store data, Stereoscopic photography
Category:
Technology
8
Development of the logistic curve, $ y = k / (1 + C e^)$, to describe the growth of human populations
Mediaitems:
Verhulst portrait, Verhulst bio, Pierre-Francois Verhulst et la loi logistique de la population
Category:
Statistics & Graphics
9
"Tableau-graphique'' showing transportation of commercial traffic by variable-width (distance), divided bars (height $sim$ amount), area $sim$ cost of transport [An early form of the mosaic plot.]
Mediaitems:
Minard Tableau graphique, Minard biography
Category:
Statistics & Graphics
10
Map incorporating statistical diagrams: circles proportional to coal production (published in 1861)
Mediaitem:
Pie-map showing origin of meats consumed in Paris
Category:
Cartography
11
Minard's flow map graphic of Napoleon's March on Moscow (called "the best graphic ever produced)
Mediaitems:
Minard's March on Moscow graphic, Web page for "Re-visions of Charles Joseph Minard''
Category:
Cartography
12
Combination of many variables into multi-function nomograms, using 3D, juxtaposition of maps, parallel coordinate and hexagonal grids (L'Abaque Triomphe)
Mediaitems:
Lallemand's "L'Abaque Triomphe'', l'Ecole des mines: Lalanne "compteur universel'' and other calculating diagrams, Lallemand biography and portrait, Detailed biography (French)
Category:
Statistics & Graphics
13
Street maps of London, showing poverty and wealth by color coding, transforming existing methods of social survey and poverty mapping towards the end of the nineteenth century
Mediaitems:
Booth's poverty map, larger, Portion of Booth's poverty map, Booth portrait, Charles Booth Online Archive at LSE, Charles Booth and poverty mapping in late nineteenth century London, Charles Booth: Mapping London's Poverty, 1885-1903, Booth's 1889 London Poverty Map (digitized, zoomable)
Category:
Cartography
