category,construction
Set,binary product
Top,binary product
Ab,binary product
Grp,binary product
CRing,binary product
Diff,binary product
SSet,binary product
Vect_k,binary product
DGph,binary product
Quiv,binary product
Circ,binary product
Set,binary sum
Top,binary sum
Ab,binary sum
Grp,binary sum
CRing,binary sum
Diff,binary sum
Vect_k,binary sum
Comp,binary sum
Top*,binary sum
Set,coequalizer
Top,coequalizer
Grp,coequalizer
Ab,coequalizer
Set,equalizer
Top,equalizer
Ab,equalizer
DGph,equalizer
Quiv,equalizer
FinGrp,equalizer
Grp,equalizer
NormAb,equalizer
TopGrp,equalizer
SemiGrp,equalizer
LieGrp,equalizer
Tor,equalizer
AbTor,equalizer
AbTorF,equalizer
Ab,initial object
CRing,initial object
FinSet,initial object
FinVect_k,initial object
Grp,initial object
Hilb,initial object
Ring,initial object
Rng,initial object
Set,initial object
Vect_k,initial object
FinGrp,initial object
Top,initial object
SSet,initial object
Diff,initial object
Set*,initial object
FinHilb,initial object
Eff,initial object
Ban_k,initial object
Met,initial object
Circ,initial object
Mod(Ab),initial object
BoolAlg,initial object
Set,pullback
CRing,pullback
Grp,pullback
Comp,pullback
DGph,pullback
Quiv,pullback
Top,pullback
Ab,pullback
FinGrp,pullback
FinSet,pullback
Set,pushout
Top,pushout
Ab,pushout
Set*,pushout
Grp,pushout
CRing,pushout
Ab,terminal object
CRing,terminal object
FinSet,terminal object
FinVect_k,terminal object
Grp,terminal object
Hilb,terminal object
Rng,terminal object
Set,terminal object
Vect_k,terminal object
FinGrp,terminal object
Top,terminal object
SSet,terminal object
CartSp,terminal object
Diff,terminal object
Set*,terminal object
FinHilb,terminal object
Eff,terminal object
Ban_k,terminal object
Met,terminal object
Circ,terminal object
Mod(Ab),terminal object
Ring,terminal object