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Tagged with witt-vectors schur-functions
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Are the Schur functions the minimal basis of the ring of symmetric functions with the following properties?
Let $\Lambda$ denote the ring of symmetric functions in variables $x_1,x_2,\dots$ and with coefficients in $\mathbf{Q}$. Then $\Lambda$ is freely generated as an $\mathbf{Q}$-algebra by $p_1,p_2,\dots$...