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Ludwig josef johan wittgenstein
/lˈʌdwɪɡ dʒˈəʊsəf dʒˈəʊhan wˈɪtdʒənstˌaɪn/
/lˈʌdwɪɡ dʒˈoʊsəf dʒˈoʊhæn wˈɪtdʒənstˌaɪn/Ludwig josef johan wittgenstein
01
British philosopher born in Austria; a major influence on logic and logical positivism (1889-1951)
