The loci described by the vertices of singly infinite systems of triangles circumscribed about a fixed conic
By: by Sister Marie Cecilia Mangold ...
Published: 1929
Place of publication: Washington, D.C
Language: eng
Number of pages: 49
Subjects: Conic sections.; Triangle.; Curves.
Notes: Thesis (PH. D.)--Catholic university of America, 1929.
Vita.