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Commit 2020-11-04 18:37 5a61ef19

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feat(ring_theory/witt_vector/teichmuller): Teichmuller representatives (#4690) Co-Authored-By: Rob Y. Lewis [email protected]

Estimated changes

Created src/ring_theory/witt_vector/teichmuller.lean

added theorem witt_vector.ghost_component_teichmuller

added theorem witt_vector.map_teichmuller

added theorem witt_vector.teichmuller_coeff_pos

added theorem witt_vector.teichmuller_coeff_zero

added def witt_vector.teichmuller_fun

added theorem witt_vector.teichmuller_zero