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ChainComplexOperations : Index
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ChainComplexOperations
-- Symmetric and exterior squares of a complex and the 2nd Adams operation
chi2
-- Euler characteristic of the 2nd Adams operation applied to a complex
chi2(ChainComplex)
-- 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
eulerCharacteristic(ChainComplex)
-- sum of the lengths of the even degree homology minus the odd degree homology groups
evenHomologyLength
-- sum of the lengths of the even degree homology groups
evenHomologyLength(ChainComplex)
-- sum of the lengths of the even degree homology groups
excess
-- Difference between the sum of the lengths of Tor_i(M,M) and the Walker bound 2^d*length(M)
excess(ChainComplex)
-- Difference between the sum of the lengths of Tor_i(M,M) and the Walker bound 2^d*length(M)
excess(Module)
-- Difference between the sum of the lengths of Tor_i(M,M) and the Walker bound 2^d*length(M)
oddHomologyLength
-- sum of the lengths of the odd degree homology groups
oddHomologyLength(ChainComplex)
-- sum of the lengths of the odd degree homology groups
reverseFactors
-- The isomorphism from F**G to G**F when F,G are complexes
reverseFactors(ChainComplex,ChainComplex)
-- The isomorphism from F**G to G**F when F,G are complexes
reverseFactors(Module,Module,ZZ,ZZ)
-- The isomorphism from F**G to G**F when F,G are complexes
sym2
-- symmetric square of a chain complex
sym2(ChainComplex)
-- symmetric square of a chain complex
testWalker
-- tests Walker's formula
wedge2
-- exterior square of a chain complex
wedge2(ChainComplex)
-- exterior square of a chain complex