Proof of `Independent majority repetition reduces bounded error` (1st statement)
groundedproofs/Lax253009Proofs/MajorityAmplification.lean · lax-253009
What this proof establishes
no assumptions
Assuming the claims on the left, the claim on the right holds — checked by the archive's pipeline. Proof code is not displayed here.
Description
Expand the majority-error indicator and factor the three independent averages.