- Her·mann [hur-muh n; German her-mahn] /ˈhɜr mən; German ˈhɛr mɑn/, 1864–1909, German mathematician.
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- Hermann (ˈhɜːmən). 1864–1909, German mathematician, born in Russia. His concept of a four-dimensional space-time continuum (1907) proved crucial for the general theory of relativity developed by Einstein