Definition that contains logical positivism
- mach Austrian physicist and philosopher who introduced the Mach number and who founded logical positivism (1838-1916)
- wittgenstein British philosopher born in Austria; a major influence on logic and logical positivism (1889-1951)
- ludwig wittgenstein British philosopher born in Austria; a major influence on logic and logical positivism (1889-1951)
- ernst mach Austrian physicist and philosopher who introduced the Mach number and who founded logical positivism (1838-1916)
- ludwig josef johan wittgenstein British philosopher born in Austria; a major influence on logic and logical positivism (1889-1951)