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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 24939 | . 2 ⊢ (abs ∘ − ) ∈ (Met‘ℂ) | |
| 2 | metxmet 24502 | . 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 2142 ∘ ccom 5664 ‘cfv 6536 ℂcc 11104 − cmin 11447 abscabs 15292 ∞Metcxmet 21518 Metcmet 21519 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1824 ax-4 1838 ax-5 1939 ax-6 1996 ax-7 2037 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-sep 5256 ax-nul 5268 ax-pow 5335 ax-pr 5403 ax-un 7734 ax-cnex 11162 ax-resscn 11163 ax-1cn 11164 ax-icn 11165 ax-addcl 11166 ax-addrcl 11167 ax-mulcl 11168 ax-mulrcl 11169 ax-mulcom 11170 ax-addass 11171 ax-mulass 11172 ax-distr 11173 ax-i2m1 11174 ax-1ne0 11175 ax-1rid 11176 ax-rnegex 11177 ax-rrecex 11178 ax-cnre 11179 ax-pre-lttri 11180 ax-pre-lttrn 11181 ax-pre-ltadd 11182 ax-pre-mulgt0 11183 ax-pre-sup 11184 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1103 df-3an 1104 df-tru 1572 df-fal 1582 df-ex 1809 df-nf 1813 df-sb 2096 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-rmo 3368 df-reu 3369 df-rab 3416 df-v 3456 df-sbc 3744 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4487 df-pw 4563 df-sn 4589 df-pr 4591 df-op 4595 df-uni 4872 df-iun 4957 df-br 5109 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5555 df-eprel 5560 df-po 5568 df-so 5569 df-fr 5613 df-we 5615 df-xp 5666 df-rel 5667 df-cnv 5668 df-co 5669 df-dm 5670 df-rn 5671 df-res 5672 df-ima 5673 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7861 df-1st 7984 df-2nd 7985 df-frecs 8276 df-wrecs 8307 df-recs 8356 df-rdg 8395 df-er 8692 df-map 8824 df-en 8942 df-dom 8943 df-sdom 8944 df-sup 9400 df-pnf 11251 df-mnf 11252 df-xr 11253 df-ltxr 11254 df-le 11255 df-sub 11449 df-neg 11450 df-div 11878 df-nn 12240 df-2 12309 df-3 12310 df-n0 12511 df-z 12598 df-uz 12869 df-rp 13023 df-xadd 13144 df-seq 14045 df-exp 14105 df-cj 15157 df-re 15158 df-im 15159 df-sqrt 15293 df-abs 15294 df-xmet 21526 df-met 21527 |
| This theorem is used by: cnbl0 24941 cnfldms 24943 cnfldtopn 24949 cnfldhaus 24952 blcvx 24966 tgioo2 24971 recld2 24983 zdis 24985 reperflem 24987 addcnlem 25033 divcn 25038 iitopon 25049 dfii3 25053 cncfmet 25079 cncfcn 25080 cnheibor 25125 cnllycmp 25126 ipcn 25416 lmclim 25473 cnflduss 25526 reust 25551 ellimc3 26049 dvlipcn 26164 dvlip2 26165 dv11cn 26171 lhop1lem 26183 ftc1lem6 26211 ulmdvlem1 26574 ulmdvlem3 26576 psercn 26600 pserdvlem2 26602 pserdv 26603 abelthlem2 26606 abelthlem3 26607 abelthlem5 26609 abelthlem7 26612 abelth 26615 dvlog2lem 26828 dvlog2 26829 efopnlem2 26833 efopn 26834 logtayl 26836 logtayl2 26838 cxpcn3 26924 rlimcnp 27141 xrlimcnp 27144 efrlim 27145 lgamucov 27213 lgamcvg2 27230 ftalem3 27250 smcnlem 31060 hhcnf 32268 tpr2rico 34311 qqhucn 34391 blsconn 35744 cnllysconn 35745 ftc1cnnc 38371 cntotbnd 38475 reheibor 38518 binomcxplemdvbinom 45091 binomcxplemnotnn0 45094 iooabslt 46243 limcrecl 46373 islpcn 46381 stirlinglem5 46820 |
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