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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 8368 | . 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 6013 ℂcc 8020 − cmin 8340 |
| 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 4205 ax-pow 4262 ax-pr 4297 ax-setind 4633 ax-resscn 8114 ax-1cn 8115 ax-icn 8117 ax-addcl 8118 ax-addrcl 8119 ax-mulcl 8120 ax-addcom 8122 ax-addass 8124 ax-distr 8126 ax-i2m1 8127 ax-0id 8130 ax-rnegex 8131 ax-cnre 8133 |
| 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 2802 df-sbc 3030 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-br 4087 df-opab 4149 df-id 4388 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-iota 5284 df-fun 5326 df-fv 5332 df-riota 5966 df-ov 6016 df-oprab 6017 df-mpo 6018 df-sub 8342 |
| This theorem is referenced by: pnpncand 8544 kcnktkm1cn 8552 muleqadd 8838 ofnegsub 9132 peano2zm 9507 peano5uzti 9578 modqmuladdnn0 10620 modsumfzodifsn 10648 hashfz 11075 hashfzo 11076 ccatswrd 11241 pfxccatin12lem2 11302 shftfvalg 11369 ovshftex 11370 shftfibg 11371 shftfval 11372 shftdm 11373 shftfib 11374 shftval 11376 2shfti 11382 crre 11408 remim 11411 remullem 11422 resqrexlemover 11561 resqrexlemcalc1 11565 abssubne0 11642 abs3lem 11662 caubnd2 11668 maxabslemlub 11758 maxabslemval 11759 maxcl 11761 minabs 11787 bdtrilem 11790 bdtri 11791 climuni 11844 mulcn2 11863 reccn2ap 11864 cn1lem 11865 climcvg1nlem 11900 fsumparts 12021 arisum2 12050 geosergap 12057 geo2sum2 12066 geoisum1c 12071 cvgratnnlemrate 12081 sinval 12253 sinf 12255 tanval2ap 12264 tanval3ap 12265 sinneg 12277 efival 12283 cos12dec 12319 bitsinv1lem 12512 pythagtriplem1 12828 pythagtriplem14 12840 pythagtriplem16 12842 pythagtriplem17 12843 dvdsprmpweqle 12900 4sqlem5 12945 mul4sqlem 12956 4sqlem17 12970 addcncntoplem 15275 mulcncflem 15321 cnopnap 15325 limcimolemlt 15378 limcimo 15379 cnplimclemle 15382 limccnp2lem 15390 dvlemap 15394 dvconst 15408 dvid 15409 dvconstre 15410 dvidre 15411 dvconstss 15412 dvcnp2cntop 15413 dvaddxxbr 15415 dvmulxxbr 15416 dvcoapbr 15421 dvcjbr 15422 dvrecap 15427 dveflem 15440 dvef 15441 sin0pilem1 15495 ptolemy 15538 tangtx 15552 cosq34lt1 15564 lgsdirprm 15753 gausslemma2dlem1a 15777 clwwlknonex2lem1 16232 qdencn 16567 trirec0 16584 apdifflemf 16586 apdifflemr 16587 apdiff 16588 |
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