Abstract
The Schur convexity and concavity of a class of symmetric functions are discussed, and an open problem proposed by Guan in “Some properties of a class of symmetric functions” is answered. As consequences, some inequalities are established by use of the theory of majorization.
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Chu, Y., Xia, W. & Zhao, T. Schur convexity for a class of symmetric functions. Sci. China Math. 53, 465–474 (2010). https://doi.org/10.1007/s11425-009-0188-2
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DOI: https://doi.org/10.1007/s11425-009-0188-2