2 problems
Inert equaliser conjecture. If contains at least one injective homomorphism, then is inert in .
Wilton's inclusion/exclusion Hanna Neumann conjecture. For all such and ,
Inert equaliser conjecture. If contains at least one injective homomorphism, then is inert in .
Wilton's inclusion/exclusion Hanna Neumann conjecture. For all such and ,