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| Mirrors > Home > ILE Home > Th. List > subap0d | GIF version | ||
| Description: Two numbers apart from each other have difference apart from zero. (Contributed by Jim Kingdon, 12-Aug-2021.) (Proof shortened by BJ, 15-Aug-2024.) |
| Ref | Expression |
|---|---|
| subap0d.a | ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| subap0d.b | ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| subap0d.ap | ⊢ (𝜑 → 𝐴 # 𝐵) |
| Ref | Expression |
|---|---|
| subap0d | ⊢ (𝜑 → (𝐴 − 𝐵) # 0) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | subap0d.ap | . 2 ⊢ (𝜑 → 𝐴 # 𝐵) | |
| 2 | subap0d.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℂ) | |
| 3 | subap0d.b | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℂ) | |
| 4 | subap0 8816 | . . 3 ⊢ ((𝐴 ∈ ℂ ∧ 𝐵 ∈ ℂ) → ((𝐴 − 𝐵) # 0 ↔ 𝐴 # 𝐵)) | |
| 5 | 2, 3, 4 | syl2anc 411 | . 2 ⊢ (𝜑 → ((𝐴 − 𝐵) # 0 ↔ 𝐴 # 𝐵)) |
| 6 | 1, 5 | mpbird 167 | 1 ⊢ (𝜑 → (𝐴 − 𝐵) # 0) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ↔ wb 105 ∈ wcel 2200 class class class wbr 4086 (class class class)co 6013 ℂcc 8023 0cc0 8025 − cmin 8343 # cap 8754 |
| 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-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4205 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-cnex 8116 ax-resscn 8117 ax-1cn 8118 ax-1re 8119 ax-icn 8120 ax-addcl 8121 ax-addrcl 8122 ax-mulcl 8123 ax-mulrcl 8124 ax-addcom 8125 ax-mulcom 8126 ax-addass 8127 ax-mulass 8128 ax-distr 8129 ax-i2m1 8130 ax-0lt1 8131 ax-1rid 8132 ax-0id 8133 ax-rnegex 8134 ax-precex 8135 ax-cnre 8136 ax-pre-ltirr 8137 ax-pre-lttrn 8139 ax-pre-apti 8140 ax-pre-ltadd 8141 ax-pre-mulgt0 8142 |
| 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-nel 2496 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-pnf 8209 df-mnf 8210 df-ltxr 8212 df-sub 8345 df-neg 8346 df-reap 8748 df-ap 8755 |
| This theorem is referenced by: abssubap0 11644 climuni 11847 pwm1geoserap1 12062 geolim 12065 geolim2 12066 georeclim 12067 geoisum1c 12074 tanaddap 12293 cnopnap 15328 limcimo 15382 dvlemap 15397 dvconst 15411 dvid 15412 dvconstre 15413 dvidre 15414 dvconstss 15415 dvcnp2cntop 15416 dvaddxxbr 15418 dvmulxxbr 15419 dvcoapbr 15424 dvcjbr 15425 dvrecap 15430 dvef 15444 |
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