Idéaux et types sur les corps séparablement clos
Internal monotone-light factorization for categories via preorders.
Invariants and differential Galois groups in degree four
This note extends the algorithm of [hess] for computing unimodular Galois groups of irreducible differential equations of order four. The main tool is invariant theory.
Invariants dans le complété de la clôture algébrique d'un corps local
Irreducible discriminant components of coefficient spaces