0. Bernd HAMANN (born 1963, PhD 1991, Arizona State University)
was advised by Gregory Morris Nielson.
1. Gregory Morris NIELSON (born 1943, PhD 1970, University of Utah)
was advised by Robert Ellis Barnhill.
2. Robert Ellis BARNHILL (born 1939, PhD 1964, University of Wisconsin, Madison)
was advised by Preston Clarence Hammer.
3. Preston Clarence HAMMER (1913-1986, PhD 1939, The Ohio State University)
was advised by Tibor Rado.
4. Tibor RADO (1895-1965, PhD 1922, University of Szeged)
was advised by Lipot (Leopold) Fejer
and Frigyes (Friedrich) Riesz.
5.1. Lipot (Leopold) FEJER (1880-1959, PhD 1902, Eoetvoes Lorand University)
was advised by Hermann Amandus Schwarz.
5.2 Frigyes (Friedrich) RIESZ (1880-1956, PhD 1902, Eoetvoes Lorand University)
was advised by Gyula Valyi.
6.1 Hermann Amandus SCHWARZ (1843-1921, PhD 1864, University of Berlin)
was advised by Ernst Eduard Kummer
and Karl Theodor Wilhelm Weierstrass.
6.2. The advisor of Gyula VALYI (1855-1913, PhD 1880, University of Kolozsvar)
is unknown.
7.1. Ernst Eduard KUMMER (1810-1893, PhD 1831, Martin-Luther-University Halle-Wittenberg)
was advised by Heinrich Ferdinand Scherk.
7.2. Karl Theodor Wilhelm WEIERSTRASS (1815-1897, PhD [honoris causa] 1854, University of Koenigsberg)
was advised by Christoph Gudermann.
8.1. Heinrich Ferdinand SCHERK (1798-1885, PhD 1823, University of Berlin)
was advised by Friedrich Wilhelm Bessel
and Heinrich Wilhelm Brandes.
8.2. Christoph GUDERMANN (1798-1852, PhD 1841, Georg-August-University Goettingen)
was advised by Carl Friedrich Gauss.
9.1. Friedrich Wilhelm BESSEL (1784-1846, PhD 1810, Georg-August-University Goettingen)
was advised by Carl Friedrich Gauss.
9.2. Heinrich Wilhelm BRANDES (1777-1834, PhD 1800, Georg-August-University Goettingen)
was advised by Abraham Gotthelf Kaestner
and Georg Christoph Lichtenberg.
10.1. Carl Friedrich GAUSS (1777-1855, PhD 1799, University of Helmstedt)
was advised by Johann Friedrich Pfaff.
10.2. Georg Christoph LICHTENBERG (1742-1799, PhD 1765, Georg-August-University Goettingen)
was advised by Abraham Gotthelf Kaestner.
11. Johann Friedrich PFAFF (1765-1825, PhD 1786, Georg-August-University Goettingen)
was advised by and Johann Elert Bode
and Abraham Gotthelf Kaestner.
12.1 Johann Elert BODE (1747-1826, PhD 1774(?), Hamburg Academic Gymnasium
(Handelsakademie Hamburg))
was advised by Johann Georg Buesch.
12.2 Abraham Gotthelf KAESTNER (1719-1800, PhD 1739, University of Leipzig)
was advised by Christian August Hausen.
13.1 Johann Georg BUESCH (1728-1800, PhD 1745, Eberhard-Karls-University Tuebingen)
was advised by Christian Eberhard Weismann.
13.2 Christian August HAUSEN (1693-1743, PhD 1713, Martin-Luther-University Halle-Wittenberg)
was advised by Johann Andreas Planer
and Johann Christoph Wichmannshausen.
14.1 Christian Eberhard WEISMANN (1677-1747, PhD 1696, 1700, Eberhard-Karls-University Tuebingen)
was advised by Michael Foertsch
and Christoph Reuchlin.
14.2 Johann Andreas PLANER (????-1714, PhD 1686, 1709, Martin-Luther-University Halle-Wittenberg and Eberhard-Karls-University Tuebingen)
was advised by Rudolf Jakob Camerarius
and Johann Pasch.
14.3 Johann Christoph WICHMANNSHAUSEN (1663-1727, PhD 1685, University of Leipzig)
was advised by Otto Mencke.
15.1 Michael FOERTSCH (1654-1724, PhD 1682, Justus-Liebig-University Giessen)
was advised by Kilian Rudrauf.
15.2 The advisor of Christoph REUCHLIN (????-????, PhD 1681, Martin-Luther-University Halle-Wittenberg)
is unknown.
15.3 Rudolf Jakob CAMERARIUS (1665-1721, PhD 1684, 1686, Eberhard-Karls-University Tuebingen)
was advised by Elias Rudolph Camerarius, Sr.
and Georg Balthasar Metzger.
15.4 The advisor of Otto MENCKE (1644-1707, PhD 1665, 1666, University of Leipzig) is unknown.
16 Elias Rudolph CAMERARIUS, SR. (1641-1695, PhD 1663, Eberhard-Karls-University Tuebingen)
was advised by Georg Balthasar Metzger.
17.1 Georg Balthasar METZGER (1623-1687, PhD 1644, 1650, Friedrich-Schiller-University Jena, University of Basel)
was advised by Johann Georg Macasius
and Emmanuel Stupanus.
17.2 Johann PASCH (????-????, PhD 1683, Martin-Luther-University Halle-Wittenberg)
was advised by Michael Walther, Jr..
18.1 Johann Georg MACASIUS (1617-1653, PhD 1638, 1640, Friedrich-Schiller-University Jena)
was advised by Johannes Musaeus
and Balthasar Widmarcter.
18.2 Emmanuel STUPANUS (1587-1664, PhD 1613, University of Basel)
was advised by Petrus Ryff.
18.3 Michael WALTHER, JR. (1688-1746, PhD 1661, 1687, Martin-Luther-University Halle-Wittenberg)
was advised by Johann Andreas Quenstedt
and Aegidius Strauch.
19.1 Johannes MUSAEUS (1613-1681, PhD 1634, University of Erfurt)
was advised by Georg Grosshain.
19.2 Balthasar WIDMARCTER (????-????, PhD 1640, Friedrich-Schiller-University Jena)
was advised by Werner Rolfinck.
19.3 Petrus RYFF (1552-1629, PhD 1584, University of Basel)
was advised by Theodor Zwinger.
19.4 Johann Andreas QUENSTEDT (1617-1688, PhD 1643, 1644, University of Helmstedt, Martin-Luther-University Halle-Wittenberg)
was advised by Georg Calixt
and Christoph Notnagel.
19.5 Aegidius STRAUCH (1632-1682, PhD 1651, 1657, Martin-Luther-University Halle-Wittenberg)
was advised by Abraham Klein (Calovius)
and Andreas Kunad.
Eventually, one reaches Georgios Gemistos PLETHON (1355-1452, PhD(?) 1380, 1393, Constantinople, Edirne, Bursa),
see genealogy of Richard Douglas Chatham at http://www.genealogy.ams.org/posters/chatham.pdf.