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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 8916 | . . 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 2203 class class class wbr 4108 (class class class)co 6049 ℂcc 8124 0cc0 8126 − cmin 8443 # cap 8854 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-sep 4227 ax-pow 4286 ax-pr 4321 ax-un 4553 ax-setind 4658 ax-cnex 8217 ax-resscn 8218 ax-1cn 8219 ax-1re 8220 ax-icn 8221 ax-addcl 8222 ax-addrcl 8223 ax-mulcl 8224 ax-mulrcl 8225 ax-addcom 8226 ax-mulcom 8227 ax-addass 8228 ax-mulass 8229 ax-distr 8230 ax-i2m1 8231 ax-0lt1 8232 ax-1rid 8233 ax-0id 8234 ax-rnegex 8235 ax-precex 8236 ax-cnre 8237 ax-pre-ltirr 8238 ax-pre-lttrn 8240 ax-pre-apti 8241 ax-pre-ltadd 8242 ax-pre-mulgt0 8243 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-nel 2508 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2814 df-sbc 3042 df-dif 3212 df-un 3214 df-in 3216 df-ss 3223 df-pw 3670 df-sn 3694 df-pr 3695 df-op 3697 df-uni 3914 df-br 4109 df-opab 4171 df-id 4413 df-xp 4754 df-rel 4755 df-cnv 4756 df-co 4757 df-dm 4758 df-iota 5311 df-fun 5353 df-fv 5359 df-riota 6002 df-ov 6052 df-oprab 6053 df-mpo 6054 df-pnf 8309 df-mnf 8310 df-ltxr 8312 df-sub 8445 df-neg 8446 df-reap 8848 df-ap 8855 |
| This theorem is referenced by: abssubap0 11771 climuni 11974 pwm1geoserap1 12190 geolim 12193 geolim2 12194 georeclim 12195 geoisum1c 12202 tanaddap 12421 cnopnap 15468 limcimo 15522 dvlemap 15537 dvconst 15551 dvid 15552 dvconstre 15553 dvidre 15554 dvconstss 15555 dvcnp2cntop 15556 dvaddxxbr 15558 dvmulxxbr 15559 dvcoapbr 15564 dvcjbr 15565 dvrecap 15570 dvef 15584 |
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