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Mach n : Austrian physicist and philosopher who introduced the Mach number and who founded logical positivism (1838-1916) [syn: {Ernst Mach}]
Mach An operating system kernel under development at Carnegie-Mellon University to support distributed and parallel computation. Mach is designed to support computing environments consisting of networks of uniprocessors and multiprocessors. Mach is the kernel of the {OSF}/1.