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• No-self-endorsed

No-self-endorsed-p-when-init

Establishment of the invariant: the invariant holds in any initial system state.

All the sets of endorsed pairs are initially empty, so the invariant trivially holds.

Definitions and Theorems

Theorem: no-self-endorsed-p-when-init

(defthm no-self-endorsed-p-when-init
  (implies (system-initp systate)
           (no-self-endorsed-p systate)))