An Intent is an intention to perform an action; in other words, a messaging object you can use to request an action from another app component An Intent is basically a message to say you did or want something to happen. Depending on the intent, apps or the OS might be listening for it and will react accordingly.
Mathematicians consider Descartes of the utmost importance for his discovery of analytic geometry. Up to Descartes's times, geometry, dealing with lines and shapes, and algebra, dealing with numbers, appeared as completely different subsets of mathematics.
RenÃ© Descartesâ Contributions to Science. 1  The Miracle. 2  The Method. 3  Analytical Geometry. 4  Influencing Isaac Newton and the Invention of Calculus. 5  Silenced by Fear of the Church. 6  Philosophy. 7  Deducing the Laws of Nature from First Principles. 8  Some Personal Details and the End.