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Mirrors > Home > ILE Home > Th. List > eninr | Unicode version |
Description: Equinumerosity of a set and its image under right injection. (Contributed by Jim Kingdon, 30-Jul-2023.) |
Ref | Expression |
---|---|
eninr | inr |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | djurf1or 7022 | . . . 4 inr | |
2 | f1oeng 6723 | . . . 4 inr | |
3 | 1, 2 | mpan2 422 | . . 3 |
4 | df-ima 4617 | . . . 4 inr inr | |
5 | dff1o5 5441 | . . . . . 6 inr inr inr | |
6 | 1, 5 | mpbi 144 | . . . . 5 inr inr |
7 | 6 | simpri 112 | . . . 4 inr |
8 | 4, 7 | eqtri 2186 | . . 3 inr |
9 | 3, 8 | breqtrrdi 4024 | . 2 inr |
10 | 9 | ensymd 6749 | 1 inr |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wceq 1343 wcel 2136 csn 3576 class class class wbr 3982 cxp 4602 crn 4605 cres 4606 cima 4607 wf1 5185 wf1o 5187 c1o 6377 cen 6704 inrcinr 7011 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-13 2138 ax-14 2139 ax-ext 2147 ax-coll 4097 ax-sep 4100 ax-nul 4108 ax-pow 4153 ax-pr 4187 ax-un 4411 |
This theorem depends on definitions: df-bi 116 df-3an 970 df-tru 1346 df-nf 1449 df-sb 1751 df-eu 2017 df-mo 2018 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2297 df-ral 2449 df-rex 2450 df-reu 2451 df-rab 2453 df-v 2728 df-sbc 2952 df-csb 3046 df-dif 3118 df-un 3120 df-in 3122 df-ss 3129 df-nul 3410 df-pw 3561 df-sn 3582 df-pr 3583 df-op 3585 df-uni 3790 df-iun 3868 df-br 3983 df-opab 4044 df-mpt 4045 df-tr 4081 df-id 4271 df-iord 4344 df-on 4346 df-suc 4349 df-xp 4610 df-rel 4611 df-cnv 4612 df-co 4613 df-dm 4614 df-rn 4615 df-res 4616 df-ima 4617 df-iota 5153 df-fun 5190 df-fn 5191 df-f 5192 df-f1 5193 df-fo 5194 df-f1o 5195 df-fv 5196 df-1st 6108 df-2nd 6109 df-1o 6384 df-er 6501 df-en 6707 df-inr 7013 |
This theorem is referenced by: endjudisj 7166 djuen 7167 |
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