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Mirrors > Home > MPE Home > Th. List > Mathboxes > ssltun2 | Structured version Visualization version Unicode version |
Description: Union law for surreal set less than. (Contributed by Scott Fenton, 9-Dec-2021.) |
Ref | Expression |
---|---|
ssltun2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ssltex1 31901 | . . . 4 | |
2 | 1 | adantr 481 | . . 3 |
3 | ssltex2 31902 | . . . 4 | |
4 | ssltex2 31902 | . . . 4 | |
5 | unexg 6959 | . . . 4 | |
6 | 3, 4, 5 | syl2an 494 | . . 3 |
7 | 2, 6 | jca 554 | . 2 |
8 | ssltss1 31903 | . . . 4 | |
9 | 8 | adantr 481 | . . 3 |
10 | ssltss2 31904 | . . . . 5 | |
11 | 10 | adantr 481 | . . . 4 |
12 | ssltss2 31904 | . . . . 5 | |
13 | 12 | adantl 482 | . . . 4 |
14 | 11, 13 | unssd 3789 | . . 3 |
15 | ssltsep 31905 | . . . . 5 | |
16 | 15 | adantr 481 | . . . 4 |
17 | ssltsep 31905 | . . . . 5 | |
18 | 17 | adantl 482 | . . . 4 |
19 | ralunb 3794 | . . . . . 6 | |
20 | 19 | ralbii 2980 | . . . . 5 |
21 | r19.26 3064 | . . . . 5 | |
22 | 20, 21 | bitri 264 | . . . 4 |
23 | 16, 18, 22 | sylanbrc 698 | . . 3 |
24 | 9, 14, 23 | 3jca 1242 | . 2 |
25 | brsslt 31900 | . 2 | |
26 | 7, 24, 25 | sylanbrc 698 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wa 384 w3a 1037 wcel 1990 wral 2912 cvv 3200 cun 3572 wss 3574 class class class wbr 4653 csur 31793 cslt 31794 csslt 31896 |
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-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-xp 5120 df-sslt 31897 |
This theorem is referenced by: scutun12 31917 |
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