Wilhelm Killing
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Wilhelm Karl Joseph Killing was a German mathematician who made important contributions to the theories of Lie algebras, Lie groups, and non-Euclidean geometry.
Wilhelm Karl Joseph Killing
Third Order of Saint Francis
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The Third Order of Saint Francis, or Franciscan Tertiaries, is the third order of the Franciscan tradition of Christianity, founded by the medieval Italian Catholic friar St. Francis of Assisi.
Wilhelm Killing
…Killing was widely liked and respected. Finally, in 1892 he became a professor at the University of Münster. In 1886, Killing and his wife entered the Third Order of Franciscans. In 1878 Killing wrote on space forms in terms of non-Euclidean geometry in Crelle's Journal, which he further developed in 1880 as well as in 1885…
Olpe Franziskanerinnen-Mutterhaus
St Francis part