Definition. A vector field on two (or three) dimensional space is a function that assigns to each point (or) a two (or three dimensional) vector given by (or). That may not make a lot of sense, but most people do know what a vector field is, or at least theyâve seen a sketch of a vector field.
Montesquieu and Rousseau were two of the philosophes during the Enlightenment that had a profound impact on Europe and the world. Although they came from different backgrounds, one a nobleman, the other a commoner, both were dissatisfied with the French kings' rule.
Jean Piaget (French: [ÊÉÌ pjaÊÉ]; 9 August 1896 â 16 September 1980) was a Swiss psychologist and epistemologist known for his pioneering work in child development. Piaget's theory of cognitive development and epistemological view are together called genetic epistemology. Piaget placed great importance on the education of children.