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Vanilla 1.1.10 is a product of Lussumo. More Information: Documentation, Community Support.

• CommentRowNumber1.
• CommentAuthorUrs
• CommentTimeOct 17th 2012
• (edited Oct 17th 2012)

have now spelled out at Tor in simple terms how $Tor_1^{Ab}(A,B)$ is a torsion group, so far for the case that $A$ is finite.

• CommentRowNumber2.
• CommentAuthorUrs
• CommentTimeOct 17th 2012

filled in the remaining details or else pointers to details in other $n$Lab entries at Tor – respect for direct sums and filtered colimits

• CommentRowNumber3.
• CommentAuthorUrs
• CommentTimeOct 29th 2012

spelled out at Existence and balancing that deriving the tensor product in the left argument yields the same result as deriving in the right argument (using the spectral sequence of the tensor product of two resolutions).