Columbia subject headings:
Differential equations.
Equations, Theory of.
Galois theory.
Ramis, J.-P. (Jean-Pierre)
Harvard subject headings:
Differential equations--Congresses.
Differential equations.
Equations, Theory of--Congresses.
Equations, Theory of.
Galois theory--Congresses.
Galois theory.
Ramis, J.-P. (Jean-Pierre)
Ramis, J.-P. (Jean-Pierre)--Congresses.
Princeton subject headings:
Differential equations--Congresses.
Equations, Theory of--Congresses.
Galois theory--Congresses.
Ramis, J.-P. (Jean-Pierre)