Postconditions

Constraint

Postconditions function as the mandatory logical checkpoints that must be satisfied once a smart contract execution concludes in decentralized finance. These requirements ensure that the system state aligns with expected parameters before final settlement occurs on the blockchain. Traders utilize these verification gates to guarantee that collateral adjustments or derivative payoffs remain within predefined safety thresholds.
Hoare Logic A conceptual model illustrating a decentralized finance protocol's inner workings.

Hoare Logic

Meaning ⎊ A mathematical framework for proving that programs work as intended using preconditions and postconditions.