George's Mathematical Family Tree "Arrow indicates Doctoral Advisor"

Zhe George Zhang, University of Waterloo (PhD 1993)
Performance Evaluation and Optimal Control for
Vacation Queueing Models and Multiclass Queueing Models
Operations Research/Applied Mathematics
Ray G. Vickson (1942-2019) , Massachusetts Institute of Technology (PhD 1969)
 
Theoretical Physics/Operations Research Obituary 2019
Kerson Huang (1928-2016), Massachusetts Institute of Technology (MIT) (PhD 1953)
Theoretical Physics; Obituary 2016
Victor Weisskopf (1908-2006), Massachusetts Institute of Technology (MIT) (PhD 1931)
Theoretical Physics
Max Born (1882-1970) , University of Göttingen
Theoretical Physics/Mathematics
1954 Nobel Prize in Physics
Carl David Tolmé Runge(1856 –1927)) , University of Göttingen
Mathematics/Physics
Karl Weierstrass (1815-1897) , University of Göttingen
Mathematics, "father of modern analysis"
Christoph Gudermann (1798-1852) University of Göttingen
Mathematics
Carl Friedrich Gauss (1777-1855) , University of Göttingen
Mathematics
Princeps mathematicorum (prince of mathematicians)
Johann Friedrich Pfaff (1765-1825) , University of Helmstedt
Mathematics
Abraham Gotthelf Kästner (1719 – 1800), University of Leipzig and University of Göttingen
Mathematics
Christian August Hausen (1693–1743) University of Leipzig
Mathematics
Johann Christoph Wichmannshausen (1663–1727) , University of Wittenberg
Philology Philosophy

Otto Mencke (1644 – 1707) University of Leipzig
Mathematics


Gottfried Wilhelm Leibniz (1646-1716), Leipzig University
Mathematics, metaphysics,
Developing calculus theory independently of Isaac Newton

Carl Jakob Thomasius (1622 –1684), University of Leipzig
philosophy
Friedrich Leibniz (1597–1652) University of Leipzig
philosophy
Father of Gottfried Wilhelm Leibniz