Geodesic
Orthogonal polynomial Schauder bases in $C[-1,1]$ with optimal growth of degrees
Sbornik. Mathematics, Tome 192 (2001) no. 3, pp. 433-454 
M. A. Skopina. Orthogonal polynomial Schauder bases in $C[-1,1]$ with optimal growth of degrees. Sbornik. Mathematics, Tome 192 (2001) no. 3, pp. 433-454. http://geodesic.mathdoc.fr/item/SM_2001_192_3_a5/
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Voir la notice de l'article provenant de la source Math-Net.Ru

For each $\varepsilon>0$ an orthogonal Schauder basis of algebraic polynomials $P_n$ in $C[-1,1]$ is constructed such that the degrees of the polynomials have the estimate $n(1+\varepsilon)$. This growth rate is the lowest possible.

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