Vector error : The type of this term is a product...

How to communicate to Coq that certain types are equal?...

Heterogeneous list in Coq...

Dependent pattern matching on two values with the same type...

Pattern matching using information from theorems...

Implementing vector addition in Coq...

convoy pattern and match involving inequality...

extracting evidence of equality from match...

Coq "convoy pattern"...

Structural recursion on a dependent parameter...