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Mirrors > Home > MPE Home > Th. List > rexnal2 | Structured version Visualization version Unicode version |
Description: Relationship between two restricted universal and existential quantifiers. (Contributed by Glauco Siliprandi, 11-Dec-2019.) |
Ref | Expression |
---|---|
rexnal2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rexnal 2995 | . . 3 | |
2 | 1 | rexbii 3041 | . 2 |
3 | rexnal 2995 | . 2 | |
4 | 2, 3 | bitri 264 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wn 3 wb 196 wral 2912 wrex 2913 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 |
This theorem depends on definitions: df-bi 197 df-an 386 df-ex 1705 df-ral 2917 df-rex 2918 |
This theorem is referenced by: rexnal3 3044 ralnex2 3045 isnsgrp 17288 tgdim01 25402 nn0prpw 32318 smprngopr 33851 clsk1independent 38344 |
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