Henri Poincaré was the last mathematician to command the whole of his subject, and The Foundations of Science gathers his three famous meditations on what mathematics and physics actually are: Science and Hypothesis, The Value of Science, and Science and Method. Here is his conventionalism, his account of mathematical intuition, and his celebrated description of discovery striking as he stepped onto an omnibus.
Einstein read him closely, and a century of philosophy of science has been a conversation with these pages. Download the free EPUB and hear a supreme working scientist explain, with complete lucidity, how science thinks.