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| Mirrors > Home > ILE Home > Th. List > apsscn | GIF version | ||
| Description: The points apart from a given point are complex numbers. (Contributed by Jim Kingdon, 19-Dec-2023.) |
| Ref | Expression |
|---|---|
| apsscn | ⊢ {𝑥 ∈ 𝐴 ∣ 𝑥 # 𝐵} ⊆ ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | breq1 4117 | . . . . 5 ⊢ (𝑥 = 𝑦 → (𝑥 # 𝐵 ↔ 𝑦 # 𝐵)) | |
| 2 | 1 | elrab 2976 | . . . 4 ⊢ (𝑦 ∈ {𝑥 ∈ 𝐴 ∣ 𝑥 # 𝐵} ↔ (𝑦 ∈ 𝐴 ∧ 𝑦 # 𝐵)) |
| 3 | aprcl 8937 | . . . 4 ⊢ (𝑦 # 𝐵 → (𝑦 ∈ ℂ ∧ 𝐵 ∈ ℂ)) | |
| 4 | 2, 3 | simplbiim 387 | . . 3 ⊢ (𝑦 ∈ {𝑥 ∈ 𝐴 ∣ 𝑥 # 𝐵} → (𝑦 ∈ ℂ ∧ 𝐵 ∈ ℂ)) |
| 5 | 4 | simpld 112 | . 2 ⊢ (𝑦 ∈ {𝑥 ∈ 𝐴 ∣ 𝑥 # 𝐵} → 𝑦 ∈ ℂ) |
| 6 | 5 | ssriv 3246 | 1 ⊢ {𝑥 ∈ 𝐴 ∣ 𝑥 # 𝐵} ⊆ ℂ |
| Colors of variables: wff set class |
| Syntax hints: ∧ wa 104 ∈ wcel 2205 {crab 2526 ⊆ wss 3214 class class class wbr 4114 ℂcc 8141 # cap 8872 |
| 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-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 2207 ax-14 2208 ax-ext 2216 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-resscn 8235 ax-icn 8238 ax-addcl 8239 ax-mulcl 8241 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ral 2527 df-rex 2528 df-rab 2531 df-v 2817 df-sbc 3046 df-un 3218 df-in 3220 df-ss 3227 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-br 4115 df-opab 4177 df-mpt 4178 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-iota 5317 df-fun 5359 df-fn 5360 df-f 5361 df-fo 5363 df-fv 5365 df-1st 6347 df-2nd 6348 df-ap 8873 |
| This theorem is referenced by: expghmap 14867 maxcncf 15592 mincncf 15593 limccoap 15655 dveflem 15703 |
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