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Mirrors > Home > ILE Home > Th. List > nninfdclemf1 | Unicode version |
Description: Lemma for nninfdc 12397. The function from nninfdclemf 12393 is one-to-one. (Contributed by Jim Kingdon, 23-Sep-2024.) |
Ref | Expression |
---|---|
nninfdclemf.a | |
nninfdclemf.dc | DECID |
nninfdclemf.nb | |
nninfdclemf.j | |
nninfdclemf.f | inf |
Ref | Expression |
---|---|
nninfdclemf1 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nninfdclemf.a | . . 3 | |
2 | nninfdclemf.dc | . . 3 DECID | |
3 | nninfdclemf.nb | . . 3 | |
4 | nninfdclemf.j | . . 3 | |
5 | nninfdclemf.f | . . 3 inf | |
6 | 1, 2, 3, 4, 5 | nninfdclemf 12393 | . 2 |
7 | fveq2 5494 | . . . . 5 | |
8 | fveq2 5494 | . . . . 5 | |
9 | fveq2 5494 | . . . . 5 | |
10 | nnssre 8871 | . . . . 5 | |
11 | 1 | adantr 274 | . . . . . . 7 |
12 | 6 | ffvelrnda 5629 | . . . . . . 7 |
13 | 11, 12 | sseldd 3148 | . . . . . 6 |
14 | 13 | nnred 8880 | . . . . 5 |
15 | 1 | ad2antrr 485 | . . . . . . 7 |
16 | 2 | ad2antrr 485 | . . . . . . 7 DECID |
17 | 3 | ad2antrr 485 | . . . . . . 7 |
18 | 4 | ad2antrr 485 | . . . . . . 7 |
19 | simplrl 530 | . . . . . . 7 | |
20 | simplrr 531 | . . . . . . 7 | |
21 | simpr 109 | . . . . . . 7 | |
22 | 15, 16, 17, 18, 5, 19, 20, 21 | nninfdclemlt 12395 | . . . . . 6 |
23 | 22 | ex 114 | . . . . 5 |
24 | 7, 8, 9, 10, 14, 23 | eqord1 8391 | . . . 4 |
25 | 24 | biimprd 157 | . . 3 |
26 | 25 | ralrimivva 2552 | . 2 |
27 | dff13 5745 | . 2 | |
28 | 6, 26, 27 | sylanbrc 415 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 DECID wdc 829 wceq 1348 wcel 2141 wral 2448 wrex 2449 cin 3120 wss 3121 class class class wbr 3987 cmpt 4048 wf 5192 wf1 5193 cfv 5196 (class class class)co 5851 cmpo 5853 infcinf 6957 cr 7762 c1 7764 caddc 7766 clt 7943 cn 8867 cuz 9476 cseq 10390 |
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 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-13 2143 ax-14 2144 ax-ext 2152 ax-coll 4102 ax-sep 4105 ax-nul 4113 ax-pow 4158 ax-pr 4192 ax-un 4416 ax-setind 4519 ax-iinf 4570 ax-cnex 7854 ax-resscn 7855 ax-1cn 7856 ax-1re 7857 ax-icn 7858 ax-addcl 7859 ax-addrcl 7860 ax-mulcl 7861 ax-addcom 7863 ax-addass 7865 ax-distr 7867 ax-i2m1 7868 ax-0lt1 7869 ax-0id 7871 ax-rnegex 7872 ax-cnre 7874 ax-pre-ltirr 7875 ax-pre-ltwlin 7876 ax-pre-lttrn 7877 ax-pre-apti 7878 ax-pre-ltadd 7879 |
This theorem depends on definitions: df-bi 116 df-dc 830 df-3or 974 df-3an 975 df-tru 1351 df-fal 1354 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ne 2341 df-nel 2436 df-ral 2453 df-rex 2454 df-reu 2455 df-rmo 2456 df-rab 2457 df-v 2732 df-sbc 2956 df-csb 3050 df-dif 3123 df-un 3125 df-in 3127 df-ss 3134 df-nul 3415 df-pw 3566 df-sn 3587 df-pr 3588 df-op 3590 df-uni 3795 df-int 3830 df-iun 3873 df-br 3988 df-opab 4049 df-mpt 4050 df-tr 4086 df-id 4276 df-po 4279 df-iso 4280 df-iord 4349 df-on 4351 df-ilim 4352 df-suc 4354 df-iom 4573 df-xp 4615 df-rel 4616 df-cnv 4617 df-co 4618 df-dm 4619 df-rn 4620 df-res 4621 df-ima 4622 df-iota 5158 df-fun 5198 df-fn 5199 df-f 5200 df-f1 5201 df-fo 5202 df-f1o 5203 df-fv 5204 df-isom 5205 df-riota 5807 df-ov 5854 df-oprab 5855 df-mpo 5856 df-1st 6117 df-2nd 6118 df-recs 6282 df-frec 6368 df-sup 6958 df-inf 6959 df-pnf 7945 df-mnf 7946 df-xr 7947 df-ltxr 7948 df-le 7949 df-sub 8081 df-neg 8082 df-inn 8868 df-n0 9125 df-z 9202 df-uz 9477 df-fz 9955 df-fzo 10088 df-seqfrec 10391 |
This theorem is referenced by: nninfdc 12397 |
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