Do look up annotated logic: https://www.sciencedirect.com/science/article/pii/074310669290007P https://www.sciencedirect.com/science/article/pii/0743106692... a

Do look up annotated logic: https://www.sciencedirect.com/science/article/pii/074310669290007P https://www.sciencedirect.com/science/article/pii/0743106692... as e.g. utilized by https://github.com/lab-v2/pyreason https://github.com/lab-v2/pyreason which is the best summation of the various fuzzy logics more modern prologs experimented with