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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 14731 | . . . 4 ⊢ ℤring = (ℂfld ↾s ℤ) | |
| 2 | 1 | a1i 9 | . . 3 ⊢ (⊤ → ℤring = (ℂfld ↾s ℤ)) |
| 3 | cnfldbas 14700 | . . . 4 ⊢ ℂ = (Base‘ℂfld) | |
| 4 | 3 | a1i 9 | . . 3 ⊢ (⊤ → ℂ = (Base‘ℂfld)) |
| 5 | cnfldex 14699 | . . . 4 ⊢ ℂfld ∈ V | |
| 6 | 5 | a1i 9 | . . 3 ⊢ (⊤ → ℂfld ∈ V) |
| 7 | zsscn 9584 | . . . 4 ⊢ ℤ ⊆ ℂ | |
| 8 | 7 | a1i 9 | . . 3 ⊢ (⊤ → ℤ ⊆ ℂ) |
| 9 | 2, 4, 6, 8 | ressbas2d 13273 | . 2 ⊢ (⊤ → ℤ = (Base‘ℤring)) |
| 10 | 9 | mptru 1407 | 1 ⊢ ℤ = (Base‘ℤring) |
| Colors of variables: wff set class |
| Syntax hints: = wceq 1398 ⊤wtru 1399 ∈ wcel 2203 Vcvv 2812 ⊆ wss 3210 ‘cfv 5351 (class class class)co 6049 ℂcc 8124 ℤcz 9576 Basecbs 13204 ↾s cress 13205 ℂfldccnfld 14696 ℤringczring 14730 |
| 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-coll 4224 ax-sep 4227 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-setind 4658 ax-cnex 8217 ax-resscn 8218 ax-1cn 8219 ax-1re 8220 ax-icn 8221 ax-addcl 8222 ax-addrcl 8223 ax-mulcl 8224 ax-mulrcl 8225 ax-addcom 8226 ax-mulcom 8227 ax-addass 8228 ax-mulass 8229 ax-distr 8230 ax-i2m1 8231 ax-0lt1 8232 ax-1rid 8233 ax-0id 8234 ax-rnegex 8235 ax-precex 8236 ax-cnre 8237 ax-pre-ltirr 8238 ax-pre-ltwlin 8239 ax-pre-lttrn 8240 ax-pre-apti 8241 ax-pre-ltadd 8242 ax-pre-mulgt0 8243 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-reu 2527 df-rmo 2528 df-rab 2529 df-v 2814 df-sbc 3042 df-csb 3138 df-dif 3212 df-un 3214 df-in 3216 df-ss 3223 df-nul 3508 df-pw 3670 df-sn 3694 df-pr 3695 df-tp 3696 df-op 3697 df-uni 3914 df-int 3949 df-iun 3992 df-br 4109 df-opab 4171 df-mpt 4172 df-id 4413 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-rn 4759 df-res 4760 df-ima 4761 df-iota 5311 df-fun 5353 df-fn 5354 df-f 5355 df-f1 5356 df-fo 5357 df-f1o 5358 df-fv 5359 df-riota 6002 df-ov 6052 df-oprab 6053 df-mpo 6054 df-1st 6333 df-2nd 6334 df-pnf 8309 df-mnf 8310 df-xr 8311 df-ltxr 8312 df-le 8313 df-sub 8445 df-neg 8446 df-reap 8848 df-inn 9237 df-2 9295 df-3 9296 df-4 9297 df-5 9298 df-6 9299 df-7 9300 df-8 9301 df-9 9302 df-n0 9496 df-z 9577 df-dec 9709 df-uz 9853 df-rp 9986 df-fz 10342 df-cj 11523 df-abs 11680 df-struct 13206 df-ndx 13207 df-slot 13208 df-base 13210 df-sets 13211 df-iress 13212 df-plusg 13295 df-mulr 13296 df-starv 13297 df-tset 13301 df-ple 13302 df-ds 13304 df-unif 13305 df-topgen 13465 df-bl 14686 df-mopn 14687 df-fg 14689 df-metu 14690 df-cnfld 14697 df-zring 14731 |
| This theorem is referenced by: dvdsrzring 14743 zringinvg 14744 expghmap 14747 mulgghm2 14748 mulgrhm 14749 mulgrhm2 14750 znlidl 14774 znbas 14784 znzrh2 14786 znzrhfo 14788 zndvds 14789 znf1o 14791 znidom 14797 znidomb 14798 znunit 14799 znrrg 14800 lgseisenlem3 15937 lgseisenlem4 15938 |
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