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| Mirrors > Home > MPE Home > Th. List > cnxmet | Structured version Visualization version GIF version | ||
| Description: The absolute value metric is an extended metric. (Contributed by Mario Carneiro, 28-Aug-2015.) |
| Ref | Expression |
|---|---|
| cnxmet | ⊢ (abs ∘ − ) ∈ (∞Met‘ℂ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cnmet 25090 | . 2 ⊢ (abs ∘ − ) ∈ (Met‘ℂ) | |
| 2 | metxmet 24653 | . 2 ⊢ ((abs ∘ − ) ∈ (Met‘ℂ) → (abs ∘ − ) ∈ (∞Met‘ℂ)) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (abs ∘ − ) ∈ (∞Met‘ℂ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2144 ∘ ccom 5654 ‘cfv 6538 ℂcc 11198 − cmin 11541 abscabs 15401 ∞Metcxmet 21663 Metcmet 21664 |
| 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 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 ax-pre-sup 11278 |
| 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 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-er 8717 df-map 8849 df-en 8974 df-dom 8975 df-sdom 8976 df-sup 9434 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-div 11974 df-nn 12336 df-2 12405 df-3 12406 df-n0 12607 df-z 12694 df-uz 12966 df-rp 13121 df-xadd 13242 df-seq 14145 df-exp 14205 df-cj 15266 df-re 15267 df-im 15268 df-sqrt 15402 df-abs 15403 df-xmet 21671 df-met 21672 |
| This theorem is used by: cnbl0 25092 cnfldms 25094 cnfldtopn 25100 cnfldhaus 25103 blcvx 25117 tgioo2 25122 recld2 25134 zdis 25136 reperflem 25138 addcnlem 25184 divcn 25189 iitopon 25200 dfii3 25204 cncfmet 25230 cncfcn 25231 cnheibor 25276 cnllycmp 25277 ipcn 25567 lmclim 25624 cnflduss 25677 reust 25702 ellimc3 26199 dvlipcn 26314 dvlip2 26315 dv11cn 26321 lhop1lem 26333 ftc1lem6 26361 ulmdvlem1 26727 ulmdvlem3 26729 psercn 26753 pserdvlem2 26755 pserdv 26756 abelthlem2 26759 abelthlem3 26760 abelthlem5 26762 abelthlem7 26765 abelth 26768 dvlog2lem 26980 dvlog2 26981 efopnlem2 26985 efopn 26986 logtayl 26988 logtayl2 26990 cxpcn3 27076 rlimcnp 27293 xrlimcnp 27296 efrlim 27297 lgamucov 27365 lgamcvg2 27382 ftalem3 27402 smcnlem 31299 hhcnf 32507 tpr2rico 34586 qqhucn 34666 blsconn 36051 cnllysconn 36052 ftc1cnnc 38653 cntotbnd 38773 reheibor 38816 binomcxplemdvbinom 45380 binomcxplemnotnn0 45383 iooabslt 46554 limcrecl 46684 islpcn 46692 stirlinglem5 47131 |
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