Calculus: differentials and integrals, partial derivatives and differential equations. An introduction for physics students. Analytical and numerical differentiation and integration. Partial derivatives. The chain rule. Mechanics with animations and video film clips.
Seven years ago, the combined wealth of 388 billionaires equaled that of the poorest half of humanity, according to Oxfam International. This past January the equation was even more unbalanced: it took only eight billionaires, marking an unmistakable march toward increased concentration of wealth. Today that number has been reduced to five billionaires. Trying to understand such growing inequality is usually the purview of economists, but Bruce Boghosian, a professor of mathematics, thinks he has found another explanation—and a warning.