Theorem i3ror 514

Description: WQL (Weak Quantum Logic) rule.

Hypothesis

Ref	Expression
i3ror.1	(a ->3 b) = 1

Assertion

Ref	Expression
i3ror	((a v c) ->3 (b v c)) = 1

Proof of Theorem i3ror

Step	Hyp	Ref	Expression
1		i3ror.1	. . 3 (a ->3 b) = 1
2		bina3 276	. . 3 (b ->3 (b v c)) = 1
3	1, 2	binr2 500	. 2 (a ->3 (b v c)) = 1
4		bina4 277	. 2 (c ->3 (b v c)) = 1
5	3, 4	binr3 501	1 ((a v c) ->3 (b v c)) = 1

Syntax hints:   = wb 1   v wo 6  1wt 9   ->3 wi3 15

This theorem is referenced by:  i3lor 515  i32or 516  i3ran 517  i3i0tr 524

This theorem was proved from axioms:  ax-a1 29  ax-a2 30  ax-a3 31  ax-a4 32  ax-a5 33  ax-r1 34  ax-r2 35  ax-r4 36  ax-r5 37  ax-r3 421

This theorem depends on definitions:  df-b 38  df-a 39  df-t 40  df-f 41  df-i3 45  df-le1 122  df-le2 123  df-c1 124  df-c2 125

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