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Macaulay2Doc :: ChainComplex _ ZZ = Thing

ChainComplex _ ZZ = Thing -- install component of chain complex

Synopsis

Description

i1 : R = ZZ[x..z]

o1 = R

o1 : PolynomialRing
i2 : C = chainComplex R

o2 = 0

o2 : ChainComplex
i3 : C_2 = R^11

      11
o3 = R

o3 : R-module, free
i4 : C_4 = R^13

      13
o4 = R

o4 : R-module, free
i5 : C

      11            13
o5 = R   <-- 0 <-- R
                    
     2       3     4

o5 : ChainComplex

See also