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Mirrors > Home > MPE Home > Th. List > Mathboxes > elpwinss | Structured version Visualization version GIF version |
Description: An element of the powerset of 𝐵 intersected with anything, is a subset of 𝐵. (Contributed by Glauco Siliprandi, 17-Aug-2020.) |
Ref | Expression |
---|---|
elpwinss | ⊢ (𝐴 ∈ (𝒫 𝐵 ∩ 𝐶) → 𝐴 ⊆ 𝐵) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elinel1 3799 | . 2 ⊢ (𝐴 ∈ (𝒫 𝐵 ∩ 𝐶) → 𝐴 ∈ 𝒫 𝐵) | |
2 | 1 | elpwid 4170 | 1 ⊢ (𝐴 ∈ (𝒫 𝐵 ∩ 𝐶) → 𝐴 ⊆ 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 1990 ∩ cin 3573 ⊆ wss 3574 𝒫 cpw 4158 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-v 3202 df-in 3581 df-ss 3588 df-pw 4160 |
This theorem is referenced by: sge0z 40592 sge0revalmpt 40595 sge0f1o 40599 sge0rnbnd 40610 sge0pnffigt 40613 sge0lefi 40615 sge0ltfirp 40617 sge0gerpmpt 40619 sge0le 40624 sge0ltfirpmpt 40625 sge0iunmptlemre 40632 sge0rpcpnf 40638 sge0lefimpt 40640 sge0ltfirpmpt2 40643 sge0isum 40644 sge0xaddlem1 40650 sge0xaddlem2 40651 sge0pnffigtmpt 40657 sge0pnffsumgt 40659 sge0gtfsumgt 40660 sge0uzfsumgt 40661 sge0seq 40663 sge0reuz 40664 omeiunltfirp 40733 carageniuncllem2 40736 caratheodorylem2 40741 |
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