Nuprl Definition : bag-summation
Σ(x∈b). f[x] ==  bag-accum(c,x.add f[x] c;zero;b)
Definitions occuring in Statement : 
bag-accum: bag-accum(v,x.f[v; x];init;bs)
, 
apply: f a
Definitions occuring in definition : 
bag-accum: bag-accum(v,x.f[v; x];init;bs)
, 
apply: f a
FDL editor aliases : 
bag-summation
Latex:
\mSigma{}(x\mmember{}b).  f[x]  ==    bag-accum(c,x.add  f[x]  c;zero;b)
Date html generated:
2016_05_15-PM-02_30_50
Last ObjectModification:
2015_09_23-AM-07_39_26
Theory : bags
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