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A note on characters of algebraic groups
1983
Proceedings of the American Mathematical Society
Preserved Fulltext
It is proven that a nowhere-vanishing polynomial function on a connected algebraic group, over an algebraically closed field, is a multiple of a (one-dimensional) character.
doi:10.1090/s0002-9939-1983-0706506-x
fatcat:642nqaoivnd3hebkn7ivf7rvrq