Jesus, MárcioPetronilho, José2014-12-022014-12-022011doi:10.1088/1751-8113/44/37/375203http://hdl.handle.net/10400.19/2413We discuss the spectra (in particular, the essential spectra) of some bounded self-adjoint Jacobi operators associated to orthogonal polynomial sequences obtained via polynomial mappings.engOrthogonal polynomialsPolynomial mappingsJacobi operatorsSpectrumEssential spectrumjournal article