Pozo, José María; Sobczyk, Garret Geometric algebra in linear algebra and geometry. (English) Zbl 1012.15020 Acta Appl. Math. 71, No. 3, 207-244 (2002). MSC: 15A66 15A75 17Bxx 15A69 51A05 51A45 × Cite Format Result Cite Review PDF Full Text: DOI
Yumaguzhin, V. A. Contact classification of linear ordinary differential equations. I. (English) Zbl 1006.34034 Acta Appl. Math. 72, No. 1-2, 155-181 (2002). MSC: 34C20 34A30 34A26 53A55 × Cite Format Result Cite Review PDF Full Text: DOI