for S being non empty non void ManySortedSign
for A1, A2 being non-empty MSAlgebra over S
for h being ManySortedFunction of A1,A2 st h is_homomorphism A1,A2 holds
for s1, s2 being SortSymbol of S st TranslationRel S reduces s1,s2 holds
for t being Translation of A1,s1,s2 ex T being Translation of A2,s1,s2 st T * (h . s1) = (h . s2) * t