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.
Cantillon was influenced by his experiences as a banker, and especially by the speculative bubble of John Law's Mississippi Company. He was also heavily influenced by prior economists, especially William Petty. Essai is considered the first complete treatise on economics, with numerous contributions to the science.antillon made frequent use of the concept of ceteris paribus throughout Essai in an attempt to neutralise independent variables. Furthermore, he is credited with employing a methodology similar to Carl Menger 's methodological individualism, by deducing complex phenomena from simple observations.