Resumen de On universally catenarian pairs

Mohamed Jaouhar Ben Abdallah, Noômen Jarboui

• If 1=n<8 and RS are integral domains, then (R,S) is called an n-catenarian pair if for each intermediate ring T (that is each ring T such that RTS) the polynomial ring in n indeterminates, T[n] is catenarian. This implies that (R,S) is m-catenarian for all m