Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > prsiga | Structured version Visualization version Unicode version |
Description: The smallest possible sigma-algebra containing . (Contributed by Thierry Arnoux, 13-Sep-2016.) |
Ref | Expression |
---|---|
prsiga | sigAlgebra |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0elpw 4834 | . . 3 | |
2 | pwidg 4173 | . . 3 | |
3 | prssi 4353 | . . 3 | |
4 | 1, 2, 3 | sylancr 695 | . 2 |
5 | prid2g 4296 | . . 3 | |
6 | dif0 3950 | . . . . 5 | |
7 | 6, 5 | syl5eqel 2705 | . . . 4 |
8 | difid 3948 | . . . . 5 | |
9 | 0ex 4790 | . . . . . . 7 | |
10 | 9 | prid1 4297 | . . . . . 6 |
11 | 10 | a1i 11 | . . . . 5 |
12 | 8, 11 | syl5eqel 2705 | . . . 4 |
13 | difeq2 3722 | . . . . . . 7 | |
14 | 13 | eleq1d 2686 | . . . . . 6 |
15 | difeq2 3722 | . . . . . . 7 | |
16 | 15 | eleq1d 2686 | . . . . . 6 |
17 | 14, 16 | ralprg 4234 | . . . . 5 |
18 | 9, 17 | mpan 706 | . . . 4 |
19 | 7, 12, 18 | mpbir2and 957 | . . 3 |
20 | uni0 4465 | . . . . . . . . 9 | |
21 | 20, 10 | eqeltri 2697 | . . . . . . . 8 |
22 | 9 | unisn 4451 | . . . . . . . . 9 |
23 | 22, 10 | eqeltri 2697 | . . . . . . . 8 |
24 | 21, 23 | pm3.2i 471 | . . . . . . 7 |
25 | snex 4908 | . . . . . . . . 9 | |
26 | 9, 25 | pm3.2i 471 | . . . . . . . 8 |
27 | unieq 4444 | . . . . . . . . . 10 | |
28 | 27 | eleq1d 2686 | . . . . . . . . 9 |
29 | unieq 4444 | . . . . . . . . . 10 | |
30 | 29 | eleq1d 2686 | . . . . . . . . 9 |
31 | 28, 30 | ralprg 4234 | . . . . . . . 8 |
32 | 26, 31 | mp1i 13 | . . . . . . 7 |
33 | 24, 32 | mpbiri 248 | . . . . . 6 |
34 | unisng 4452 | . . . . . . . 8 | |
35 | 34, 5 | eqeltrd 2701 | . . . . . . 7 |
36 | uniprg 4450 | . . . . . . . . . 10 | |
37 | 9, 36 | mpan 706 | . . . . . . . . 9 |
38 | uncom 3757 | . . . . . . . . . 10 | |
39 | un0 3967 | . . . . . . . . . 10 | |
40 | 38, 39 | eqtri 2644 | . . . . . . . . 9 |
41 | 37, 40 | syl6eq 2672 | . . . . . . . 8 |
42 | 41, 5 | eqeltrd 2701 | . . . . . . 7 |
43 | snex 4908 | . . . . . . . . 9 | |
44 | prex 4909 | . . . . . . . . 9 | |
45 | 43, 44 | pm3.2i 471 | . . . . . . . 8 |
46 | unieq 4444 | . . . . . . . . . 10 | |
47 | 46 | eleq1d 2686 | . . . . . . . . 9 |
48 | unieq 4444 | . . . . . . . . . 10 | |
49 | 48 | eleq1d 2686 | . . . . . . . . 9 |
50 | 47, 49 | ralprg 4234 | . . . . . . . 8 |
51 | 45, 50 | mp1i 13 | . . . . . . 7 |
52 | 35, 42, 51 | mpbir2and 957 | . . . . . 6 |
53 | ralun 3795 | . . . . . 6 | |
54 | 33, 52, 53 | syl2anc 693 | . . . . 5 |
55 | pwpr 4430 | . . . . . 6 | |
56 | 55 | raleqi 3142 | . . . . 5 |
57 | 54, 56 | sylibr 224 | . . . 4 |
58 | ax-1 6 | . . . . 5 | |
59 | 58 | ralimi 2952 | . . . 4 |
60 | 57, 59 | syl 17 | . . 3 |
61 | 5, 19, 60 | 3jca 1242 | . 2 |
62 | issiga 30174 | . . 3 sigAlgebra | |
63 | 44, 62 | ax-mp 5 | . 2 sigAlgebra |
64 | 4, 61, 63 | sylanbrc 698 | 1 sigAlgebra |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 w3a 1037 wceq 1483 wcel 1990 wral 2912 cvv 3200 cdif 3571 cun 3572 wss 3574 c0 3915 cpw 4158 csn 4177 cpr 4179 cuni 4436 class class class wbr 4653 cfv 5888 com 7065 cdom 7953 sigAlgebracsiga 30170 |
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-pow 4843 ax-pr 4906 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-fal 1489 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-ne 2795 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-iota 5851 df-fun 5890 df-fv 5896 df-siga 30171 |
This theorem is referenced by: (None) |
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