Prof. Georges Lemoine

Prof. Dr. Prof. Prof.

A Generalization of the Lemoine Point

It is known that the Lemoine point K of a triangle in the Euclidean plane is the point of the plane where the sum of the squares of the distances d1, d2, and d3 to the sides of the triangle takes its minimal value. There are several ways to generalize the Lemoine point. First, we can consider n ≥ 3 lines u1, . . . , un instead of three in the Euclidean plane and search for the point which minim...

Balthasar - Georges Sage

Baltasar-George Sage (1740-1824), a conflictive chemist and mining engineer, and one of the last supporters of the phlogiston theory and the old chemical nomenclature, carried on a large number of metallurgical researches, discovered hypophosphoric acid and solid potassium ferrocyanide. His most achievement was the foundation of the School of Mines of Paris. LIFE AND CAREER In his biography Bal...

Georges Cuvier (1769-1832)

Georges Cuvier [4], baptized Georges Jean-Léopold Nicolas-Frédéric Cuvier, was a professor of anatomy at the National Museum of Natural History in Paris, France, through the late eighteenth and early nineteenth centuries. Scholars recognize Cuvier as a founder of modern comparative anatomy, and as an important contributor to vertebrate paleontology and geology. Cuvier studied the form and funct...

Madeleine Lemieux and Georges Bordage

Two approaches to the study of diagnostic thinking are compared, one mainly propositional, namely that of Pate1 and Groen (1986), the other mainly semantic, that of Lemieux and Bordage (1986). Pate1 and Groen analyzed the linear dimension of cardiologists’ discourses while solving a case of acute bacterial endocarditis, that is, the before and after propositional rules. A secondary analysis of ...