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Mirrors > Home > MPE Home > Th. List > isibl | Structured version Visualization version Unicode version |
Description: The predicate " is integrable". The "integrable" predicate corresponds roughly to the range of validity of , which is to say that the expression doesn't make sense unless . (Contributed by Mario Carneiro, 28-Jun-2014.) (Revised by Mario Carneiro, 23-Aug-2014.) |
Ref | Expression |
---|---|
isibl.1 | |
isibl.2 | |
isibl.3 | |
isibl.4 |
Ref | Expression |
---|---|
isibl | MblFn |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fvex 6201 | . . . . . . . . 9 | |
2 | breq2 4657 | . . . . . . . . . . 11 | |
3 | 2 | anbi2d 740 | . . . . . . . . . 10 |
4 | id 22 | . . . . . . . . . 10 | |
5 | 3, 4 | ifbieq1d 4109 | . . . . . . . . 9 |
6 | 1, 5 | csbie 3559 | . . . . . . . 8 |
7 | dmeq 5324 | . . . . . . . . . . 11 | |
8 | 7 | eleq2d 2687 | . . . . . . . . . 10 |
9 | fveq1 6190 | . . . . . . . . . . . . 13 | |
10 | 9 | oveq1d 6665 | . . . . . . . . . . . 12 |
11 | 10 | fveq2d 6195 | . . . . . . . . . . 11 |
12 | 11 | breq2d 4665 | . . . . . . . . . 10 |
13 | 8, 12 | anbi12d 747 | . . . . . . . . 9 |
14 | 13, 11 | ifbieq1d 4109 | . . . . . . . 8 |
15 | 6, 14 | syl5eq 2668 | . . . . . . 7 |
16 | 15 | mpteq2dv 4745 | . . . . . 6 |
17 | 16 | fveq2d 6195 | . . . . 5 |
18 | 17 | eleq1d 2686 | . . . 4 |
19 | 18 | ralbidv 2986 | . . 3 |
20 | df-ibl 23391 | . . 3 MblFn | |
21 | 19, 20 | elrab2 3366 | . 2 MblFn |
22 | isibl.3 | . . . . . . . . . . . 12 | |
23 | 22 | eleq2d 2687 | . . . . . . . . . . 11 |
24 | 23 | anbi1d 741 | . . . . . . . . . 10 |
25 | 24 | ifbid 4108 | . . . . . . . . 9 |
26 | isibl.4 | . . . . . . . . . . . . 13 | |
27 | 26 | oveq1d 6665 | . . . . . . . . . . . 12 |
28 | 27 | fveq2d 6195 | . . . . . . . . . . 11 |
29 | isibl.2 | . . . . . . . . . . 11 | |
30 | 28, 29 | eqtr4d 2659 | . . . . . . . . . 10 |
31 | 30 | ibllem 23531 | . . . . . . . . 9 |
32 | 25, 31 | eqtrd 2656 | . . . . . . . 8 |
33 | 32 | mpteq2dv 4745 | . . . . . . 7 |
34 | isibl.1 | . . . . . . 7 | |
35 | 33, 34 | eqtr4d 2659 | . . . . . 6 |
36 | 35 | fveq2d 6195 | . . . . 5 |
37 | 36 | eleq1d 2686 | . . . 4 |
38 | 37 | ralbidv 2986 | . . 3 |
39 | 38 | anbi2d 740 | . 2 MblFn MblFn |
40 | 21, 39 | syl5bb 272 | 1 MblFn |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wceq 1483 wcel 1990 wral 2912 csb 3533 cif 4086 class class class wbr 4653 cmpt 4729 cdm 5114 cfv 5888 (class class class)co 6650 cr 9935 cc0 9936 ci 9938 cle 10075 cdiv 10684 c3 11071 cfz 12326 cexp 12860 cre 13837 MblFncmbf 23383 citg2 23385 cibl 23386 |
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 ax-nul 4789 |
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-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 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-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-br 4654 df-opab 4713 df-mpt 4730 df-dm 5124 df-iota 5851 df-fv 5896 df-ov 6653 df-ibl 23391 |
This theorem is referenced by: isibl2 23533 ibl0 23553 iblempty 40181 |
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