Kant, Immanuel. Prolegomena to Any Future Metaphysics. A revision of the Paul Carus translation by James Ellington. Indianapolis: Hackett Publishing Company, 1977.
Russell, Bertrand. A History of Western Philosophy. New York: Simon and Schuster, 1972.
Walsh, W. H. "Immanuel Kant." The Encyclopedia of Philosophy. New York: Collier MacMillan Publishers, 1972.
One gathers the impression from what is here, that Kant's not terribly compelling, or plausible, whatever his historical importance. I think this is debatable.
About the claim that is made here, that Frege was the first to point out that geometry is not synthetic a priori. Well, this implies that indeed, geometry is not synthetic a priori. However, Some believe that Frege was wrong. I'll note that I'm also reading, here, about how this position 'was given a boost by Einstein's relativity..' That is to say, that Einstein's relativity<... Read more→