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Theorem weqOLD 321
Description: Equality. Charactrized by ax-ex 326, ax-sub 332, ax-aleq 333, ax-eqeu 327.
Assertion
Ref Expression
weqOLD (𝜑𝜑)

Proof of Theorem weqOLD
StepHypRef Expression
Colors of variables: wff var nilad
Syntax hints:  wli 61
 WARNING: This theorem has an incomplete proof.
This theorem is referenced by: (None)
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