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Tate's and Yoshida's theorems on control of transfer for fusion systems

Tate's and Yoshida's theorems on control of transfer for fusion systems

We prove analogues of results of Tate and Yoshida on control of transfer for fusion systems. This requires the notions of p-group residuals and transfer maps in cohomology for fusion systems. As a corollary, we obtain a p-nilpotency criterion due to Tate.