Comparing $\mathrm{Add}(M)$ with $\mathrm{Prod}(M)$

Simion Breaz, Cristian Rafiliu

We present characterizations for the inclusions $\mathrm{Add}(M)\subseteq \mathrm{Prod}(M)$ and $\mathrm{Prod}(M)\subseteq \mathrm{Add}(M)$ in locally finitely presented categories…