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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 8823 | . . 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 2202 class class class wbr 4088 (class class class)co 6018 ℂcc 8030 0cc0 8032 − cmin 8350 # cap 8761 |
| 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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8123 ax-resscn 8124 ax-1cn 8125 ax-1re 8126 ax-icn 8127 ax-addcl 8128 ax-addrcl 8129 ax-mulcl 8130 ax-mulrcl 8131 ax-addcom 8132 ax-mulcom 8133 ax-addass 8134 ax-mulass 8135 ax-distr 8136 ax-i2m1 8137 ax-0lt1 8138 ax-1rid 8139 ax-0id 8140 ax-rnegex 8141 ax-precex 8142 ax-cnre 8143 ax-pre-ltirr 8144 ax-pre-lttrn 8146 ax-pre-apti 8147 ax-pre-ltadd 8148 ax-pre-mulgt0 8149 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-reu 2517 df-rab 2519 df-v 2804 df-sbc 3032 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-opab 4151 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-iota 5286 df-fun 5328 df-fv 5334 df-riota 5971 df-ov 6021 df-oprab 6022 df-mpo 6023 df-pnf 8216 df-mnf 8217 df-ltxr 8219 df-sub 8352 df-neg 8353 df-reap 8755 df-ap 8762 |
| This theorem is referenced by: abssubap0 11655 climuni 11858 pwm1geoserap1 12074 geolim 12077 geolim2 12078 georeclim 12079 geoisum1c 12086 tanaddap 12305 cnopnap 15341 limcimo 15395 dvlemap 15410 dvconst 15424 dvid 15425 dvconstre 15426 dvidre 15427 dvconstss 15428 dvcnp2cntop 15429 dvaddxxbr 15431 dvmulxxbr 15432 dvcoapbr 15437 dvcjbr 15438 dvrecap 15443 dvef 15457 |
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