ChainComplexOperations : Table of Contents
-
-
chi2 -- Euler characteristic of the 2nd Adams operation applied to a complex
-
eulerCharacteristic -- sum of the lengths of the even degree homology minus the odd degree homology groups
-
-
excess -- Difference between the sum of the lengths of Tor_i(M,M) and the Walker bound 2^d*length(M)
-
-
reverseFactors -- The isomorphism from F**G to G**F when F,G are complexes
-
sym2 -- symmetric square of a chain complex
-
-
wedge2 -- exterior square of a chain complex