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Given a nonsemisimple symmetric algebra B and a non-selfinjective algebra A (all algebras are finite dimensional over a field and connected).
Can A and B have isomorphic Hochschild-cohomology rings?
Given a nonsemisimple symmetric algebra B and a non-selfinjective algebra A (all algebras are finite dimensional over a field).
Can A and B have isomorphic Hochschild-cohomology rings?
Given a nonsemisimple symmetric algebra B and a non-selfinjective algebra A (all algebras are finite dimensional over a field and connected).
Can A and B have isomorphic Hochschild-cohomology rings?
Given a nonsemisimple symmetric algebra B and a non-selfinjective algebra A (all algebras are finite dimensional over a field).
Can A and B have isomorphic Hochschild-cohomology rings?
