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Theorem le-one
⊦ class1 ≤ class2 ↔ class2 = `java.lang.Object' .class ∨ class1 = class2 ∨ class1 <_1 class2 ∨ (∃ class3. class1 <_1 class3 ∧ class3 ≤ class2)
Type: An axiom
Validity: The proof is valid.
Features:
Comment: the generation mechanism for axioms for ≤ will ensure that the class hierarchy is always wellformed.
Used by:
le-object
,
le-reflexive
,
Used by units in proved state:
Proof exists?: No