00638nam a22001697a 450000500170000002000180001724501380003526000350017330000120020849000470022050000570026765000200032465000260034465000240037070000290039470000450042320260112150555.0  a9783030754242  aFrom operator theory to orthogonal polynomials combinatorics and number theorybA volume in honor of Lance littlejohn's 70th birthday  a SwitzerlandbBirkhauserc2021  axvi+382  aOperator theory: Advances and applications  aOperator theory: Advances and applications, Vol. 285  aSpectral theory  aChebyshev polynomials  aHermite polynomials  aGesztesy, Fritz (Editor)  aMartínez Finkelshtein, Andrei (Editor)