Group Theory

Download E-books The Conjugacy Problem and Higman Embeddings (Memoirs of the American Mathematical Society) PDF

For each finitely generated recursively provided workforce $\mathcal G$ we build a finitely awarded crew $\mathcal H$ containing $\mathcal G$ such that $\mathcal G$ is (Frattini) embedded into $\mathcal H$ and the crowd $\mathcal H$ has solvable conjugacy challenge if and provided that $\mathcal G$ has solvable conjugacy challenge. furthermore $\mathcal G$ and $\mathcal H$ have an identical r.e. Turing levels of the conjugacy challenge. This solves an issue by way of D. Collins.

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