Invariants of differential configurations in the plane
By: by Eugene Francis Simonds ...
Publisher: Press of the New era printing company
Published: 1919
Place of publication: Lancaster, Pa
Language: eng
Number of pages: 250
Subjects: Differential invariants; Transformations (Mathematics)
Notes: Vita.

"Reprinted from the Transactions of the American mathematical society, vol. XIX, no. 2 ... April, 1918."

Thesis (Ph. D.)--Columbia university, 1917.