Remarks on generalized rings of quotients, III
Remarks on generalized rings of quotients, III
Introduction.Let R be a commutative ring with a unit element.I n [10], Lazard has shown that there is a unique (up to isomorphism over R ) m axim al ring extensionin th e category of commutative rings with units, that is, if f and g a r e ring-homomorphisms o …