C. Auguste Dupin discussing Dupin's method in the light of Charles Sanders Peirce's logic of making good guesses or "abductive reasoning," Nancy Harrowitz first quotes Poe's definition of analysis and then shows how "Poe the semiotician is running the gamut of possibilities here—inferences, reasoning backwards, visual, sensual and aural signs, reading faces. Playing cards with the man would have been an interesting experience." There is considerable controversy about the philosophical nature of Dupin's method. According to biographer Joseph Krutch, Dupin is portrayed as a dehumanized thinking machine, a man whose sole interest is in pure logic. However, Krutch has been accused elsewhere of
Louis Ellies Dupin Optatus of Mileve (Paris, 1700), the Psalms with annotations (1691), and published "Notes sur le Pentateuque" (1701), an abridgment of "L'histoire de l'Eglise" (1712), "L'histoire profane" (1714–1716), "L'histoire d'Apollonius de Tyane" (1705, under the name of M. de Clairac), a "Traité de la puissance ecclésiastique et temporelle", a commentary on the Four Articles of the clergy of France (1707), the "Bibliothèque universelle des historiens" (1716), numerous works and articles on theology, reprints of former works, etc. Dupin was no pedant. Louis Ellies Dupin Louis Ellies du Pin, or Dupin (17 June 1657 – 6 June 1719) was a French ecclesiastical