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math.NT2008
On Level-Raising Congruences
Yuval Z. Flicker
A work of Sorensen is rewritten here to include nontrivial types at the infinite places. This extends results of K. Ribet and R. Taylor on level-raising for algebraic modular forms…
math.NT2007
Cyclic odd degree base change lifting for unitary groups in three variables
Ping-Shun Chan, Yuval Z. Flicker
Let E/F be a quadratic number (resp. p-adic) field extension, and F' an odd degree cyclic field extension of F. We establish a base-change functorial lifting of automorphic (resp.…