Austrian astronomer; born in Cziffer, Hungary, 1857. He was graduated from the Vienna public school in 1876, and then studied mathematics and physics at the university in that city, taking his degree in 1880. From Nov. 1, 1882, till the death of T. Oppolzer (Dec., 1886) Mahler shared in the latter's scientific labors. On June 1, 1885, he was appointed assistant in the royal Austrian commission on measurement of degrees.
Mahler has devoted himself chiefly to chronology. In early life he paid considerable attention to ancient Oriental history, Assyriology, and Egyptology, in which subjects he is at present privatdocent at the University of Budapest. On Sept. 6, 1889, he received the royal gold medal "litteris et artibus" of Sweden and Norway; and since 1898 he has been an official of the Hungarian National Museum.
Mahler has published: "Fundamentalsätze der Allgemeinen Flächentheorie," Vienna, 1881; "Astronomische Untersuchung über die in der Bibel Erwähnte Aegyptische Finsterniss," ib. 1885; "Die Centralen Sonnenfinsternisse," ib. 1885; "Untersuchung einer im Buche Nahum auf den Untergang Ninive's Bezogenen Finsterniss," ib. 1886; "Biblische Chronologie und Zeitrechnung der Hebräer," ib. 1887; "Fortsetzung der Wüstenfeld'schen Vergleichungs-Tabellen der Mohammedanischen und Christlichen Zeitrechnung," Leipsic, 1887; "Chronologische Vergleichungs-Tabellen," Vienna, 1889; "Maimonides' Kiddusch-Hachodesch," ib. 1890(translated and explained); besides many papers in Hungarian as well as contributions to various German scientific journals, as "Zeitschrift der Deutschen Morgenländischen Gesellschaft," "Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften," "Journal Asiatique," "Zeitschrift für Assyriologie," "Zeitschrift für Mathematik und Physik," and "Zeitschrift für Aegyptische Sprache."
- Eisenberg, Das Geistige Wien, ii. 321-322.