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| Mirrors > Home > MPE Home > Th. List > fldidom | Structured version Visualization version GIF version | ||
| Description: A field is an integral domain. (Contributed by Mario Carneiro, 29-Mar-2015.) (Proof shortened by SN, 11-Nov-2024.) |
| Ref | Expression |
|---|---|
| fldidom | ⊢ (𝑅 ∈ Field → 𝑅 ∈ IDomn) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | drngdomn 21018 | . . 3 ⊢ (𝑅 ∈ DivRing → 𝑅 ∈ Domn) | |
| 2 | 1 | anim1ci 628 | . 2 ⊢ ((𝑅 ∈ DivRing ∧ 𝑅 ∈ CRing) → (𝑅 ∈ CRing ∧ 𝑅 ∈ Domn)) |
| 3 | isfld 21008 | . 2 ⊢ (𝑅 ∈ Field ↔ (𝑅 ∈ DivRing ∧ 𝑅 ∈ CRing)) | |
| 4 | isidom 20991 | . 2 ⊢ (𝑅 ∈ IDomn ↔ (𝑅 ∈ CRing ∧ 𝑅 ∈ Domn)) | |
| 5 | 2, 3, 4 | 3imtr4i 295 | 1 ⊢ (𝑅 ∈ Field → 𝑅 ∈ IDomn) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∈ wcel 2146 CRingccrg 20475 Domncdomn 20959 IDomncidom 20960 DivRingcdr 20995 Fieldcfield 20996 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1944 ax-6 2001 ax-7 2042 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2196 ax-12 2215 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7761 ax-cnex 11269 ax-resscn 11270 ax-1cn 11271 ax-icn 11272 ax-addcl 11273 ax-addrcl 11274 ax-mulcl 11275 ax-mulrcl 11276 ax-mulcom 11277 ax-addass 11278 ax-mulass 11279 ax-distr 11280 ax-i2m1 11281 ax-1ne0 11282 ax-1rid 11283 ax-rnegex 11284 ax-rrecex 11285 ax-cnre 11286 ax-pre-lttri 11287 ax-pre-lttrn 11288 ax-pre-ltadd 11289 ax-pre-mulgt0 11290 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2101 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6311 df-ord 6372 df-on 6373 df-lim 6374 df-suc 6375 df-iota 6501 df-fun 6549 df-fn 6550 df-f 6551 df-f1 6552 df-fo 6553 df-f1o 6554 df-fv 6555 df-riota 7387 df-ov 7433 df-oprab 7434 df-mpo 7435 df-om 7888 df-2nd 8012 df-tpos 8257 df-frecs 8313 df-wrecs 8344 df-recs 8393 df-rdg 8432 df-er 8731 df-en 8988 df-dom 8989 df-sdom 8990 df-pnf 11358 df-mnf 11359 df-xr 11360 df-ltxr 11361 df-le 11362 df-sub 11556 df-neg 11557 df-nn 12349 df-2 12418 df-3 12419 df-sets 17357 df-slot 17375 df-ndx 17387 df-base 17403 df-ress 17424 df-plusg 17456 df-mulr 17457 df-0g 17627 df-mgm 18831 df-sgrp 18923 df-mnd 18939 df-grp 19162 df-minusg 19163 df-cmn 20011 df-abl 20012 df-mgp 20376 df-rng 20390 df-ur 20423 df-ring 20476 df-oppr 20582 df-dvdsr 20602 df-unit 20603 df-invr 20633 df-nzr 20778 df-rlreg 20961 df-domn 20962 df-idom 20963 df-drng 20997 df-field 20998 |
| This theorem is used by: znidomb 21882 ply1pid 26516 lgsqrlem1 27688 lgsqrlem2 27689 lgsqrlem3 27690 lgsqrlem4 27691 subrfld 33904 mxidlprmALT 34079 ply1dg3rt0irred 34172 m1pmeq 34173 fldextrspunlem1 34363 ply1annprmidl 34395 minplyirredlem 34398 minplyirred 34399 algextdeglem7 34411 algextdeglem8 34412 aks6d1c2lem4 43320 aks6d1c5lem2 43331 aks6d1c6lem1 43363 aks6d1c6lem3 43365 aks5lem7 43393 |
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