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Mirrors > Home > MPE Home > Th. List > Mathboxes > bj-elequ2g | Structured version Visualization version Unicode version |
Description: A form of elequ2 2004 with a universal quantifier. Its converse is ax-ext 2602. (TODO: move to main part, minimize axext4 2606--- as of 4-Nov-2020, minimizes only axext4 2606, by 13 bytes; and link to it in the comment of ax-ext 2602.) (Contributed by BJ, 3-Oct-2019.) |
Ref | Expression |
---|---|
bj-elequ2g |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elequ2 2004 | . 2 | |
2 | 1 | alrimiv 1855 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wal 1481 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 |
This theorem depends on definitions: df-bi 197 df-an 386 df-ex 1705 |
This theorem is referenced by: bj-axext4 32770 bj-cleqhyp 32892 |
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