The Rocky Mountain Journal of Mathematics, Vol. 18, No. 1 (WINTER 1988), pp. 137-146 (10 pages) Let c : Sn → ℂ be a complex valued function on the symmetric group. For A = (aij), an n-by-n matrix, ...
Let R be an integral domain, K its field of fractions, F a free group. Let I and J be fully invariant (=verbal) ideals of the group algebra KF. We prove that over certain domains the equality IJ ∩ RF ...
Small group math instruction outside of regular class time helped kindergartners in high-poverty schools perform better in math in a study conducted by researchers at the University of Michigan. More ...
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