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| Mirrors > Home > ILE Home > Th. List > subcld | GIF version | ||
| Description: Closure law for subtraction. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| negidd.1 | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| pncand.2 | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| Ref | Expression |
|---|---|
| subcld | ⊢ (𝜑 → (𝐴 − 𝐵) ∈ ℂ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | negidd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 2 | pncand.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
| 3 | subcl 8356 | . 2 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → (𝐴 − 𝐵) ∈ ℂ) | |
| 4 | 1, 2, 3 | syl2anc 411 | 1 ⊢ (𝜑 → (𝐴 − 𝐵) ∈ ℂ) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2200 (class class class)co 6007 ℂcc 8008 − cmin 8328 |
| 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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-14 2203 ax-ext 2211 ax-sep 4202 ax-pow 4258 ax-pr 4293 ax-setind 4629 ax-resscn 8102 ax-1cn 8103 ax-icn 8105 ax-addcl 8106 ax-addrcl 8107 ax-mulcl 8108 ax-addcom 8110 ax-addass 8112 ax-distr 8114 ax-i2m1 8115 ax-0id 8118 ax-rnegex 8119 ax-cnre 8121 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2801 df-sbc 3029 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-br 4084 df-opab 4146 df-id 4384 df-xp 4725 df-rel 4726 df-cnv 4727 df-co 4728 df-dm 4729 df-iota 5278 df-fun 5320 df-fv 5326 df-riota 5960 df-ov 6010 df-oprab 6011 df-mpo 6012 df-sub 8330 |
| This theorem is referenced by: pnpncand 8532 kcnktkm1cn 8540 muleqadd 8826 ofnegsub 9120 peano2zm 9495 peano5uzti 9566 modqmuladdnn0 10602 modsumfzodifsn 10630 hashfz 11056 hashfzo 11057 ccatswrd 11217 pfxccatin12lem2 11278 shftfvalg 11344 ovshftex 11345 shftfibg 11346 shftfval 11347 shftdm 11348 shftfib 11349 shftval 11351 2shfti 11357 crre 11383 remim 11386 remullem 11397 resqrexlemover 11536 resqrexlemcalc1 11540 abssubne0 11617 abs3lem 11637 caubnd2 11643 maxabslemlub 11733 maxabslemval 11734 maxcl 11736 minabs 11762 bdtrilem 11765 bdtri 11766 climuni 11819 mulcn2 11838 reccn2ap 11839 cn1lem 11840 climcvg1nlem 11875 fsumparts 11996 arisum2 12025 geosergap 12032 geo2sum2 12041 geoisum1c 12046 cvgratnnlemrate 12056 sinval 12228 sinf 12230 tanval2ap 12239 tanval3ap 12240 sinneg 12252 efival 12258 cos12dec 12294 bitsinv1lem 12487 pythagtriplem1 12803 pythagtriplem14 12815 pythagtriplem16 12817 pythagtriplem17 12818 dvdsprmpweqle 12875 4sqlem5 12920 mul4sqlem 12931 4sqlem17 12945 addcncntoplem 15250 mulcncflem 15296 cnopnap 15300 limcimolemlt 15353 limcimo 15354 cnplimclemle 15357 limccnp2lem 15365 dvlemap 15369 dvconst 15383 dvid 15384 dvconstre 15385 dvidre 15386 dvconstss 15387 dvcnp2cntop 15388 dvaddxxbr 15390 dvmulxxbr 15391 dvcoapbr 15396 dvcjbr 15397 dvrecap 15402 dveflem 15415 dvef 15416 sin0pilem1 15470 ptolemy 15513 tangtx 15527 cosq34lt1 15539 lgsdirprm 15728 gausslemma2dlem1a 15752 qdencn 16455 trirec0 16472 apdifflemf 16474 apdifflemr 16475 apdiff 16476 |
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