- API changes
- `LogSemiring{T,a}` -> `LogSemiring{a,T}`
- ` ProbSemiring{T}` -> `RealSemiring{T}`
- added `DualNumberSemiring`
- API changes
- `LogSemiring{T,a}` -> `LogSemiring{a,T}`
- ` ProbSemiring{T}` -> `RealSemiring{T}`
- added `DualNumberSemiring`