Memoirs of the American Mathematical Society
Memoirs of the American Mathematical Society
Establishes some foundations regarding sheaves of vector spaces on graphs and their invariants, such as homology groups and their limits. The author then uses these ideas to prove the Hanna Neumann Conjecture of the 1950s; in fact, he proves a strengthened form of the conjecture.
Bezorgen: Zodra beschikbaar
Establishes some foundations regarding sheaves of vector spaces on graphs and their invariants, such as homology groups and their limits. The author then uses these ideas to prove the Hanna Neumann Conjecture of the 1950s; in fact, he proves a strengthened form of the conjecture.