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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 4091 | . . . . 5 ⊢ (𝑥 = 𝑦 → (𝑥 # 𝐵 ↔ 𝑦 # 𝐵)) | |
| 2 | 1 | elrab 2962 | . . . 4 ⊢ (𝑦 ∈ {𝑥 ∈ 𝐴 ∣ 𝑥 # 𝐵} ↔ (𝑦 ∈ 𝐴 ∧ 𝑦 # 𝐵)) |
| 3 | aprcl 8826 | . . . 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 3231 | 1 ⊢ {𝑥 ∈ 𝐴 ∣ 𝑥 # 𝐵} ⊆ ℂ |
| Colors of variables: wff set class |
| Syntax hints: ∧ wa 104 ∈ wcel 2202 {crab 2514 ⊆ wss 3200 class class class wbr 4088 ℂcc 8030 # 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-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-resscn 8124 ax-icn 8127 ax-addcl 8128 ax-mulcl 8130 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 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-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-sbc 3032 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-mpt 4152 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-fo 5332 df-fv 5334 df-1st 6303 df-2nd 6304 df-ap 8762 |
| This theorem is referenced by: expghmap 14627 maxcncf 15345 mincncf 15346 limccoap 15408 dveflem 15456 |
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