| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > tposexg | GIF version | ||
| Description: The transposition of a set is a set. (Contributed by Mario Carneiro, 10-Sep-2015.) |
| Ref | Expression |
|---|---|
| tposexg | ⊢ (𝐹 ∈ 𝑉 → tpos 𝐹 ∈ V) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | tposssxp 6420 | . 2 ⊢ tpos 𝐹 ⊆ ((◡dom 𝐹 ∪ {∅}) × ran 𝐹) | |
| 2 | dmexg 4998 | . . . . 5 ⊢ (𝐹 ∈ 𝑉 → dom 𝐹 ∈ V) | |
| 3 | cnvexg 5276 | . . . . 5 ⊢ (dom 𝐹 ∈ V → ◡dom 𝐹 ∈ V) | |
| 4 | 2, 3 | syl 14 | . . . 4 ⊢ (𝐹 ∈ 𝑉 → ◡dom 𝐹 ∈ V) |
| 5 | p0ex 4280 | . . . 4 ⊢ {∅} ∈ V | |
| 6 | unexg 4542 | . . . 4 ⊢ ((◡dom 𝐹 ∈ V ∧ {∅} ∈ V) → (◡dom 𝐹 ∪ {∅}) ∈ V) | |
| 7 | 4, 5, 6 | sylancl 413 | . . 3 ⊢ (𝐹 ∈ 𝑉 → (◡dom 𝐹 ∪ {∅}) ∈ V) |
| 8 | rnexg 4999 | . . 3 ⊢ (𝐹 ∈ 𝑉 → ran 𝐹 ∈ V) | |
| 9 | xpexg 4842 | . . 3 ⊢ (((◡dom 𝐹 ∪ {∅}) ∈ V ∧ ran 𝐹 ∈ V) → ((◡dom 𝐹 ∪ {∅}) × ran 𝐹) ∈ V) | |
| 10 | 7, 8, 9 | syl2anc 411 | . 2 ⊢ (𝐹 ∈ 𝑉 → ((◡dom 𝐹 ∪ {∅}) × ran 𝐹) ∈ V) |
| 11 | ssexg 4229 | . 2 ⊢ ((tpos 𝐹 ⊆ ((◡dom 𝐹 ∪ {∅}) × ran 𝐹) ∧ ((◡dom 𝐹 ∪ {∅}) × ran 𝐹) ∈ V) → tpos 𝐹 ∈ V) | |
| 12 | 1, 10, 11 | sylancr 414 | 1 ⊢ (𝐹 ∈ 𝑉 → tpos 𝐹 ∈ V) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2201 Vcvv 2801 ∪ cun 3197 ⊆ wss 3199 ∅c0 3493 {csn 3670 × cxp 4725 ◡ccnv 4726 dom cdm 4727 ran crn 4728 tpos ctpos 6415 |
| 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 2203 ax-14 2204 ax-ext 2212 ax-sep 4208 ax-nul 4216 ax-pow 4266 ax-pr 4301 ax-un 4532 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ral 2514 df-rex 2515 df-rab 2518 df-v 2803 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-nul 3494 df-pw 3655 df-sn 3676 df-pr 3677 df-op 3679 df-uni 3895 df-br 4090 df-opab 4152 df-mpt 4153 df-xp 4733 df-rel 4734 df-cnv 4735 df-co 4736 df-dm 4737 df-rn 4738 df-res 4739 df-ima 4740 df-tpos 6416 |
| This theorem is referenced by: tposex 6449 opprvalg 14106 opprmulfvalg 14107 opprex 14110 opprsllem 14111 |
| Copyright terms: Public domain | W3C validator |