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Mirrors > Home > MPE Home > Th. List > Mathboxes > bnj98 | Structured version Visualization version Unicode version |
Description: Technical lemma for bnj150 30946. This lemma may no longer be used or have become an indirect lemma of the theorem in question (i.e. a lemma of a lemma... of the theorem). (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.) |
Ref | Expression |
---|---|
bnj98 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vex 3203 | . . . . . 6 | |
2 | 1 | sucid 5804 | . . . . 5 |
3 | 2 | n0ii 3922 | . . . 4 |
4 | df-suc 5729 | . . . . . 6 | |
5 | df-un 3579 | . . . . . 6 | |
6 | 4, 5 | eqtri 2644 | . . . . 5 |
7 | df1o2 7572 | . . . . . . 7 | |
8 | 6, 7 | eleq12i 2694 | . . . . . 6 |
9 | elsni 4194 | . . . . . 6 | |
10 | 8, 9 | sylbi 207 | . . . . 5 |
11 | 6, 10 | syl5eq 2668 | . . . 4 |
12 | 3, 11 | mto 188 | . . 3 |
13 | 12 | pm2.21i 116 | . 2 |
14 | 13 | rgenw 2924 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wo 383 wceq 1483 wcel 1990 cab 2608 wral 2912 cun 3572 c0 3915 csn 4177 ciun 4520 csuc 5725 cfv 5888 com 7065 c1o 7553 c-bnj14 30754 |
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-nfc 2753 df-ral 2917 df-v 3202 df-dif 3577 df-un 3579 df-nul 3916 df-sn 4178 df-suc 5729 df-1o 7560 |
This theorem is referenced by: bnj150 30946 |
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