Abstract
Given a cubic pencil, an addition of lines can be defined in order to construct generalized principal lattices. In this paper we show the converse: the lines defining a generalized principal lattice belong to the same cubic pencil, which is unique for degrees ≥ 4.
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References
Bix, R.: Conics and Cubics: A Concrete Introduction to Algebraic Curves. Springer, New York (1998)
Busch, J.R.: A note on Lagrange interpolation in \(\bf R^2\). Rev. Unión Mat. Argent. 36, 33–38 (1990)
Carnicer, J.M., García-Esnaola, M.: Lagrange interpolation on conics and cubics. Comput. Aided Geom. Des. 19, 313–326 (2002)
Carnicer, J.M., Gasca, M.: Planar configurations with simple lagrange formulae. In: Lyche, T., Schumaker, L.L. (eds.), Mathematical Methods in CAGD: Oslo 2000, Vanderbilt University Press, Nashville, pp. 55–62 (2001)
Carnicer, J.M., Gasca, M.: A conjecture on multivariate polynomial interpolation. Rev. R. Acad. Cien. Serie A. Mat. 95, 145–153 (2001)
Carnicer, J.M., Gasca, M.: On Chung and Yao’s geometric characterization for bivariate polynomial interpolation. In: Lyche, T., Mazure, M.-L., Schumaker, L.L. (eds.), Curve and Surface Design: St. Malo 2002, pp. 21–30. Nashboro Press, Nashville (2003)
Carnicer, J.M., Gasca, M.: Generation of lattices of points for bivariate interpolation. Numer. Algorithms 39, 69–79 (2005)
Carnicer, J.M., Gasca, M.: Interpolation on lattices generated by cubic pencils. Adv. Comp. Math. 24, 113–130 (2006)
Carnicer, J.M., Gasca, M., Sauer, T.: Interpolation lattices in several variables. Numer. Math. 102, 559–581 (2006)
Carnicer, J.M., Godés, C.: Geometric characterization and generalized principal lattices. J. Approx. Theory 143, 2–14 (2006)
Chung, K.C., Yao, T.H.: On lattices admitting unique Lagrange interpolation. SIAM J. Numer. Anal. 14, 735–743 (1977)
Eisenbud, D., Green, M., Harris, J.: Cayley–Bacharach theorems and conjectures. Bull. Am. Math. Soc. 33, 295–323 (1996)
Gasca, M., Maeztu, J.I.: On Lagrange and Hermite interpolation in \({\bf R}^n\). Numer. Math. 39, 1–14 (1982)
Lee, S.L., Phillips, G.M.: Construction of lattices for lagrange interpolation in projective space. Constr. Approx. 7, 283–297 (1991)
Nicolaides, R.A.: On a class of finite elements generated by Lagrange interpolation. SIAM J. Numer. Anal. 9, 435–445 (1972)
Walker, R.J.: Algebraic Curves. Springer, New York (1978)
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Partially supported by the Spanish Research Grant MTM2006-03388, by Gobierno de Aragón and Fondo Social Europeo.
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Carnicer, J.M., Godés, C. Generalized principal lattices and cubic pencils. Numer Algor 44, 133–145 (2007). https://doi.org/10.1007/s11075-007-9091-5
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DOI: https://doi.org/10.1007/s11075-007-9091-5