Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > rmo3f | Structured version Visualization version Unicode version |
Description: Restricted "at most one" using explicit substitution. (Contributed by NM, 4-Nov-2012.) (Revised by NM, 16-Jun-2017.) (Revised by Thierry Arnoux, 8-Oct-2017.) |
Ref | Expression |
---|---|
rmo3f.1 | |
rmo3f.2 | |
rmo3f.3 |
Ref | Expression |
---|---|
rmo3f |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-rmo 2920 | . 2 | |
2 | sban 2399 | . . . . . . . . . . 11 | |
3 | rmo3f.1 | . . . . . . . . . . . . 13 | |
4 | 3 | clelsb3f 2768 | . . . . . . . . . . . 12 |
5 | 4 | anbi1i 731 | . . . . . . . . . . 11 |
6 | 2, 5 | bitri 264 | . . . . . . . . . 10 |
7 | 6 | anbi2i 730 | . . . . . . . . 9 |
8 | an4 865 | . . . . . . . . 9 | |
9 | ancom 466 | . . . . . . . . . 10 | |
10 | 9 | anbi1i 731 | . . . . . . . . 9 |
11 | 7, 8, 10 | 3bitri 286 | . . . . . . . 8 |
12 | 11 | imbi1i 339 | . . . . . . 7 |
13 | impexp 462 | . . . . . . 7 | |
14 | impexp 462 | . . . . . . 7 | |
15 | 12, 13, 14 | 3bitri 286 | . . . . . 6 |
16 | 15 | albii 1747 | . . . . 5 |
17 | df-ral 2917 | . . . . 5 | |
18 | rmo3f.2 | . . . . . . 7 | |
19 | 18 | nfcri 2758 | . . . . . 6 |
20 | 19 | r19.21 2956 | . . . . 5 |
21 | 16, 17, 20 | 3bitr2i 288 | . . . 4 |
22 | 21 | albii 1747 | . . 3 |
23 | rmo3f.3 | . . . . 5 | |
24 | 19, 23 | nfan 1828 | . . . 4 |
25 | 24 | mo3 2507 | . . 3 |
26 | df-ral 2917 | . . 3 | |
27 | 22, 25, 26 | 3bitr4i 292 | . 2 |
28 | 1, 27 | bitri 264 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wal 1481 wnf 1708 wsb 1880 wcel 1990 wmo 2471 wnfc 2751 wral 2912 wrmo 2915 |
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-eu 2474 df-mo 2475 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rmo 2920 |
This theorem is referenced by: rmo4f 29337 |
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