((Pierre-Fran)) returned 6 hits

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1
Authors: René Descartes (1596-1650) & Pierre de Fermat (1601-1665)
Coordinate system reintroduced in mathematics, analytic geometry; relationship established between graphed line and equation
Category: Statistics & Graphics
2
Authors: Pierre de Fermat (1601-1665) & Blaise Pascal (1623-1662)
Initial statements of the theory of probability
Category: Statistics & Graphics
3
Author: Pierre-Simon, Marquis de Laplace (1749-1827)
The central limit theorem explains why many distributions tend to be close to the normal distribution. The key ingredient is that the random variable being observed should be the sum or mean of many independent identically distributed random variables.
Category: Statistics & Graphics
4
Author: Baron Pierre Charles Dupin (1784-1873)
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})
Category: Cartography
5
Author: Baron Pierre Charles Dupin (1784-1873)
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
Category: Cartography
6
Authors: Pierre-François Verhulst (1804-1849)
Development of the logistic curve, $ y = k / (1 + C e^{rt})$, to describe the growth of human populations
Category: Statistics & Graphics