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| Mirrors > Home > ILE Home > Th. List > zringbas | GIF version | ||
| Description: The integers are the base of the ring of integers. (Contributed by Thierry Arnoux, 31-Oct-2017.) (Revised by AV, 9-Jun-2019.) |
| Ref | Expression |
|---|---|
| zringbas | ⊢ ℤ = (Base‘ℤring) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-zring 14428 | . . . 4 ⊢ ℤring = (ℂfld ↾s ℤ) | |
| 2 | 1 | a1i 9 | . . 3 ⊢ (⊤ → ℤring = (ℂfld ↾s ℤ)) |
| 3 | cnfldbas 14397 | . . . 4 ⊢ ℂ = (Base‘ℂfld) | |
| 4 | 3 | a1i 9 | . . 3 ⊢ (⊤ → ℂ = (Base‘ℂfld)) |
| 5 | cnfldex 14396 | . . . 4 ⊢ ℂfld ∈ V | |
| 6 | 5 | a1i 9 | . . 3 ⊢ (⊤ → ℂfld ∈ V) |
| 7 | zsscn 9400 | . . . 4 ⊢ ℤ ⊆ ℂ | |
| 8 | 7 | a1i 9 | . . 3 ⊢ (⊤ → ℤ ⊆ ℂ) |
| 9 | 2, 4, 6, 8 | ressbas2d 12975 | . 2 ⊢ (⊤ → ℤ = (Base‘ℤring)) |
| 10 | 9 | mptru 1382 | 1 ⊢ ℤ = (Base‘ℤring) |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1373 ⊤wtru 1374 ∈ wcel 2177 Vcvv 2773 ⊆ wss 3170 ‘cfv 5280 (class class class)co 5957 ℂcc 7943 ℤcz 9392 Basecbs 12907 ↾s cress 12908 ℂfldccnfld 14393 ℤringczring 14427 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 615 ax-in2 616 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2179 ax-14 2180 ax-ext 2188 ax-coll 4167 ax-sep 4170 ax-pow 4226 ax-pr 4261 ax-un 4488 ax-setind 4593 ax-cnex 8036 ax-resscn 8037 ax-1cn 8038 ax-1re 8039 ax-icn 8040 ax-addcl 8041 ax-addrcl 8042 ax-mulcl 8043 ax-mulrcl 8044 ax-addcom 8045 ax-mulcom 8046 ax-addass 8047 ax-mulass 8048 ax-distr 8049 ax-i2m1 8050 ax-0lt1 8051 ax-1rid 8052 ax-0id 8053 ax-rnegex 8054 ax-precex 8055 ax-cnre 8056 ax-pre-ltirr 8057 ax-pre-ltwlin 8058 ax-pre-lttrn 8059 ax-pre-apti 8060 ax-pre-ltadd 8061 ax-pre-mulgt0 8062 |
| This theorem depends on definitions: df-bi 117 df-3or 982 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2193 df-cleq 2199 df-clel 2202 df-nfc 2338 df-ne 2378 df-nel 2473 df-ral 2490 df-rex 2491 df-reu 2492 df-rmo 2493 df-rab 2494 df-v 2775 df-sbc 3003 df-csb 3098 df-dif 3172 df-un 3174 df-in 3176 df-ss 3183 df-nul 3465 df-pw 3623 df-sn 3644 df-pr 3645 df-tp 3646 df-op 3647 df-uni 3857 df-int 3892 df-iun 3935 df-br 4052 df-opab 4114 df-mpt 4115 df-id 4348 df-xp 4689 df-rel 4690 df-cnv 4691 df-co 4692 df-dm 4693 df-rn 4694 df-res 4695 df-ima 4696 df-iota 5241 df-fun 5282 df-fn 5283 df-f 5284 df-f1 5285 df-fo 5286 df-f1o 5287 df-fv 5288 df-riota 5912 df-ov 5960 df-oprab 5961 df-mpo 5962 df-1st 6239 df-2nd 6240 df-pnf 8129 df-mnf 8130 df-xr 8131 df-ltxr 8132 df-le 8133 df-sub 8265 df-neg 8266 df-reap 8668 df-inn 9057 df-2 9115 df-3 9116 df-4 9117 df-5 9118 df-6 9119 df-7 9120 df-8 9121 df-9 9122 df-n0 9316 df-z 9393 df-dec 9525 df-uz 9669 df-rp 9796 df-fz 10151 df-cj 11228 df-abs 11385 df-struct 12909 df-ndx 12910 df-slot 12911 df-base 12913 df-sets 12914 df-iress 12915 df-plusg 12997 df-mulr 12998 df-starv 12999 df-tset 13003 df-ple 13004 df-ds 13006 df-unif 13007 df-topgen 13167 df-bl 14383 df-mopn 14384 df-fg 14386 df-metu 14387 df-cnfld 14394 df-zring 14428 |
| This theorem is referenced by: dvdsrzring 14440 zringinvg 14441 expghmap 14444 mulgghm2 14445 mulgrhm 14446 mulgrhm2 14447 znlidl 14471 znbas 14481 znzrh2 14483 znzrhfo 14485 zndvds 14486 znf1o 14488 znidom 14494 znidomb 14495 znunit 14496 znrrg 14497 lgseisenlem3 15624 lgseisenlem4 15625 |
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