falsifiability
Contingency (philosophy) – Status of propositions that are neither always true nor always false Deniable encryption – Encryption techniques where an adversary cannot prove that the plaintext data exists - claim that a ciphertext decrypts to a particular plaintext can be falsified by possible decryption to another potential plaintext Fallibilism – Philosophical principle that human beings could be wrong about their beliefs, expectations, or their understanding of the world Philosophical razor – Principle or rule of thumb that allows one to eliminate unlikely explanations for a phenomenon Occam's razor – Philosophical principle of selecting the solution with the fewest assumptions Raven paradox – A paradox arising from the question of what constitutes evidence for a statement Tautology (logic) – Logical formula which is true in every possible interpretation