@hackage / attenuation

Subtyping relations and variance roles

Latest0.2.0

Dependencies

library:attenuation (2 dependencies)

@hackage / base Core data structures and operations
- Version: >=4.12 && <4.19
- License: BSD-3-Clause
@hackage / constraints Constraint manipulation
- Version: >=0.10 && <0.14
- License: BSD-2-Clause