 Brouwer, Luitzen Egbertus Jan |  chaos |  convention |  Duhem, Pierre |  Einstein, Albert: philosophy of science |  Fleck, Ludwik |  geometry: epistemology of |  geometry: in the 19th century |  Helmholtz, Hermann von |  Hilbert, David: program in the foundations of mathematics |  mathematics, philosophy of |  paradoxes: and contemporary logic |  physics: symmetry and symmetry breaking |  Platonism: in the philosophy of mathematics |  Reichenbach, Hans |  space and time: conventionality of simultaneity |  -->space and time: epistemology of spacetime geometry--> |  statistical physics: philosophy of statistical mechanics |  structural realism |  style: in mathematics |  type theory |  Wittgenstein, Ludwig: philosophy of mathematics 