53 résultats pour "sum"

• Perception (psychology).

  A4 Closure According to the law of closure, we prefer complete forms to incomplete forms. Thus, in the drawing below, we mentally close the gaps and perceive a picture of a duck. This tendency allows us to perceive whole objects from incomplete and imperfect forms. A5 Common Fate The law of common fate leads us to group together objects that move in the same direction. In the following illustration, imagine that three of the balls are moving in one direction, and two of the balls are mo...

• Indian Treaties in Canada - Canadian History.

  Pontiac led an attack on British forts in the Great Lakes area to end British domination and to reinforce Indian autonomy. In response, British king George III issued theRoyal Proclamation of 1763 to try to appease the Indians of the interior. The proclamation set aside land for the Indians west of the Appalachian Mountains anddescribed this land as “lands reserved to [Indians] … as their Hunting Grounds.” The proclamation not only recognized Indian land ownership, but also required thattreaties...

• Commentaire: GASTON BACHELARD - La certitude du Cogito