Sentence 1: Then the image of Formula 31 is not really valuable , but nevertheless it is a subset of Formula 1085 , so the character of the representation is real .
Sentence 2: Thus the image of formula _ 31 is not real-valued , but nevertheless it is a subset of formula _ 1085 Then , the character of the representation is real .
Question: Do Sentence 1 and Sentence 2 express the same meaning? Yes or No?