Pathological functions on Puiseux series ordered fields and others.
Polynomial cycles in algebraic number fields
Polynomials of the eigenvalues and powers of matrices
Polynomials with height 1 and prescribed vanishing at 1.
Positive polynomials and polynomial inequalities.
Préhistoire de la géométrie algébrique réelle : de Descartes à Tarski
Problème donné au concours général en 1874
Proof of the existence of certain triples of polynomials