ax-bd0 - Mathbox for BJ

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Axiom ax-bd0 13011

Description: If two formulas are equivalent, then boundedness of one implies boundedness of the other. (Contributed by BJ, 3-Oct-2019.)

**Hypothesis**
Ref	Expression
ax-bd0.1

**Assertion**
Ref	Expression
ax-bd0	BOUNDED BOUNDED

**Detailed syntax breakdown of Axiom ax-bd0**
Step	Hyp	Ref	Expression
1		wph	. . 3
2	1	wbd 13010	. 2 BOUNDED
3		wps	. . 3
4	3	wbd 13010	. 2 BOUNDED
5	2, 4	wi 4	1 BOUNDED BOUNDED

Colors of variables: wff set class

This axiom is referenced by: bdeq 13021 bd0 13022