Proof of `Actual-mass recovery and residual bounds through finite splits` (3rd statement)
groundedproofs/Lax342547Proofs/MixtureRecovery.lean · lax-342547
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
Sum the pointwise mixture identity over the event and interchange the two finite sums. Each conditional leaf keeps its actual original weight.