Category Archives: Uncategorized

The intrinsic curvature of a space is a subtle concept; it took a lot of hard work to formulate, clarify and crystallize its most prominent measure, the Riemann curvature tensor. Now that that work is done, of course, you can learn about … Continue reading →

The video above shows Myrmegraph, a screen-based artwork by Scott Snibbe. The picture, by Victor Juhasz, is from The Mind’s I, a book by D. Hofstadter and D. Dennett. From Snibbe’s page: As you move the mouse over Myrmegraph’s screen, you release a … Continue reading →

Important though the general concepts and propositions may be with which the modern industrious passion for axiomatizing and generalizing has presented us, . . . I am convinced that the special problems in all their complexity constitute the stock and … Continue reading →