
doi: 10.7151/dmgaa.1278
Summary: Let \(h(x)\) be a non constant polynomial with rational coefficients. Our aim is to introduce the \(h(x)\)-Chebyshev polynomials of the first and second kind \(T_n\) and \(U_n\). We show that they are in a \(\mathbb{Q}\)-vectorial subspace \(E_n(x)\) of \(\mathbb{Q}[x]\) of dimension \(n\). We establish that the polynomial sequences \((h^kT_{n-k})_k\) and \((h^kU_{n-k})_k\), \((0\le k\le n-1)\) are two bases of \(E_n (x)\) for which \(T_n\) and \(U_n\) admit remarkable integer coordinates.
polynomial bases, 08a40, Vector spaces, linear dependence, rank, lineability, Operations and polynomials in algebraic structures, primal algebras, 11b39, 11b83, 15a03, integer coordinates, chebyshev polynomials, Special sequences and polynomials, QA1-939, Fibonacci and Lucas numbers and polynomials and generalizations, Chebyshev polynomials, Mathematics
polynomial bases, 08a40, Vector spaces, linear dependence, rank, lineability, Operations and polynomials in algebraic structures, primal algebras, 11b39, 11b83, 15a03, integer coordinates, chebyshev polynomials, Special sequences and polynomials, QA1-939, Fibonacci and Lucas numbers and polynomials and generalizations, Chebyshev polynomials, Mathematics
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