Theorem true-P3.44 352

Description: '⊤' is a theorem. †

Assertion

Ref	Expression
true-P3.44	⊢ ⊤

Proof of Theorem true-P3.44

Step	Hyp	Ref	Expression
1		rcp-NDASM1of1 192	. 2 ⊢ (⊤ → ⊤)
2	1	ndtruee-P3.18 183	1 ⊢ ⊤

Syntax hints:  ⊤wff-true 153

This theorem was proved from axioms:  ax-L1 11  ax-L2 12  ax-L3 13  ax-MP 14

This theorem depends on definitions:  df-bi-D2.1 107  df-and-D2.2 133  df-true-D2.4 155

This theorem is referenced by:  dffalse-P3.49-L2  364  idandtruel-P4.19a  438  thmeqtrue-P4.21a  442  truthtbltbif-P4.39b  508  truthtblfbit-P4.39c  509