Christian Wiener
Ludwig Christian Wiener was a German mathematician who specialized in descriptive geometry. Wiener was also a physicist and philosopher. In 1863, he was the first person to identify qualitatively the internal molecular cause of Brownian motion.
Wiener was the son of a judge and studied architecture and engineering in Giessen. After the state examination in 1848, he became a teacher at the "Höhere Gewerbeschule" in Darmstadt, today the Technische Universität Darmstadt.- Lehrbuch der darstellenden Geometrie, 2 Bände, Teubner, Leipzig 1884, 1887, online at archiv.org: ,
- Die ersten Sätze der Erkenntniß, insbesondere das Gesetz der Ursächlichkeit und die Wirklichkeit der Außenwelt, Berlin, Lüderitz 1874
- Die Freiheit des Willens, Darmstadt, Brill 1894
- Die Grundzüge der Weltordnung, Leipzig, Winter 1863,
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