 Radical and socle series of a direct sum

ID: radical-and-socle-series-of-a-direct-sum

U, V

and every nonnegative integer

i

J^{i} (U \oplus V) = J^{i} (U) \oplus J^{i} (V), Soc^{i} (U \oplus V) = Soc^{i} (U) \oplus Soc^{i} (V) .

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