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| Mathias Lerch (1860-1922) - Czech mathematician.| http://img0.liveinternet.ru/images/attach/c/4/83/760/83760548_lerch_matyas.jpg| Autor/-in unbekannt Unknown author| [{Image src='https://www.austria-forum.org/cc/images/slim/publicdomain.png' alt='Public domain' align='center' link='https://www.austria-forum.org/cc/public-domain-10.html' target='_blank'}]| Datei:Matyas Lerch (1860-1922).jpg
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