After which Austrian physicist is the ratio of the velocity of a body in a medium to the velocity of sound in that medium named?
E. Mach The Analysis of Sensations Machian physics Ernst Waldfried Josef Wenzel Mach Ernest Mach Mach, Ernst ERNST MACH Empirio-criticism Machism Ernst Mach
mach ernst ernst waldfried josef wenzel mach empirio criticism e mach ernst mach analysis of sensations machism ernest mach machian physics
ernst mach
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ERNST MACH