Theorem bd0 15578

Description: A formula equivalent to a bounded one is bounded. See also bd0r 15579. (Contributed by BJ, 3-Oct-2019.)

Hypotheses

Ref	Expression
bd0.min	|- BOUNDED ph
bd0.maj	|- ( ph <-> ps )

Assertion

Ref	Expression
bd0	|- BOUNDED ps

Proof of Theorem bd0

Step	Hyp	Ref	Expression
1		bd0.min	. 2 |- BOUNDED ph
2		bd0.maj	. . 3 |- ( ph <-> ps )
3	2	ax-bd0 15567	. 2 |- (BOUNDED ph -> BOUNDED ps )
4	1, 3	ax-mp 5	1 |- BOUNDED ps

Syntax hints:   <-> wb 105  BOUNDED wbd 15566

This theorem was proved from axioms:  ax-mp 5  ax-bd0 15567

This theorem is referenced by:  bd0r  15579  bdth  15585  bdnth  15588  bdnthALT  15589  bdph  15604  bdsbc  15612  bdsnss  15627  bdcint  15631  bdeqsuc  15635  bdcriota  15637  bj-axun2  15669