160 1711-1776 1848-1925 1869-1955 1873-1958 1879-1955 1889-1951 1898-1963 1903-1930 192 192b 20thcentury albert analysis(philosophy) analytischephilosophie bertrand biography british collegeteachers david einstein england english fiction frankplumpton frege general gottlob gödel history hume kurt lewis logic logic[mesh] logik ludwig mathematics moore newyork newyork(state) ontology pauli philosophers philosophicaltheology philosophy philosophy[mesh] platonists proposition proposition(logic) quine ramsey russell science scientists selectionandappointment symbolicandmathematical symbolicandmathematicallogic viciouscircleprinciple(logic) wittgenstein wolfgang