 Holmboe also taught mathematics at a military college, from 1826 until his death, and was promoted to professor at the Royal Frederick University in 1834.His later publications include "Stereometrie" ("Stereometry") (1833), "Plan- og sfærisk Trigonometrie" ("Plan and Spherical Trigonometry") (1834), and "Lærebog i den høiere Mathematik" ("Textbook of Advanced Mathematics") (1849).Holmboe was an influence on other mathematicians as well as Abel, including Ole Jacob Broch (born 1818).