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Mirrors > Home > MPE Home > Th. List > Mathboxes > bnj538OLD | Structured version Visualization version Unicode version |
Description: First-order logic and set theory. (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) Obsolete version of bnj538 30809 as of 30-Mar-2020. (Proof modification is discouraged.) (New usage is discouraged.) |
Ref | Expression |
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bnj538OLD.1 |
Ref | Expression |
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bnj538OLD |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-ral 2917 | . . 3 | |
2 | 1 | sbcbii 3491 | . 2 |
3 | bnj538OLD.1 | . . . . . 6 | |
4 | sbcimg 3477 | . . . . . 6 | |
5 | 3, 4 | ax-mp 5 | . . . . 5 |
6 | 3 | bnj525 30807 | . . . . . 6 |
7 | 6 | imbi1i 339 | . . . . 5 |
8 | 5, 7 | bitri 264 | . . . 4 |
9 | 8 | albii 1747 | . . 3 |
10 | sbcal 3485 | . . 3 | |
11 | df-ral 2917 | . . 3 | |
12 | 9, 10, 11 | 3bitr4i 292 | . 2 |
13 | 2, 12 | bitri 264 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wal 1481 wcel 1990 wral 2912 cvv 3200 wsbc 3435 |
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 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-ral 2917 df-v 3202 df-sbc 3436 |
This theorem is referenced by: (None) |
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