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| Mirrors > Home > ILE Home > Th. List > usgr2v1e2w | GIF version | ||
| Description: A simple graph with two vertices and one edge represented by a singleton word. (Contributed by AV, 9-Jan-2021.) |
| Ref | Expression |
|---|---|
| usgr2v1e2w | ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → 〈{𝐴, 𝐵}, 〈“{𝐴, 𝐵}”〉〉 ∈ USGraph) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prexg 4299 | . . . . 5 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌) → {𝐴, 𝐵} ∈ V) | |
| 2 | 1 | 3adant3 1041 | . . . 4 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → {𝐴, 𝐵} ∈ V) |
| 3 | s1val 11187 | . . . 4 ⊢ ({𝐴, 𝐵} ∈ V → 〈“{𝐴, 𝐵}”〉 = {〈0, {𝐴, 𝐵}〉}) | |
| 4 | 2, 3 | syl 14 | . . 3 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → 〈“{𝐴, 𝐵}”〉 = {〈0, {𝐴, 𝐵}〉}) |
| 5 | 4 | opeq2d 3867 | . 2 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → 〈{𝐴, 𝐵}, 〈“{𝐴, 𝐵}”〉〉 = 〈{𝐴, 𝐵}, {〈0, {𝐴, 𝐵}〉}〉) |
| 6 | c0ex 8166 | . . . 4 ⊢ 0 ∈ V | |
| 7 | 6 | a1i 9 | . . 3 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → 0 ∈ V) |
| 8 | prid1g 3773 | . . . 4 ⊢ (𝐴 ∈ 𝑋 → 𝐴 ∈ {𝐴, 𝐵}) | |
| 9 | 8 | 3ad2ant1 1042 | . . 3 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → 𝐴 ∈ {𝐴, 𝐵}) |
| 10 | prid2g 3774 | . . . 4 ⊢ (𝐵 ∈ 𝑌 → 𝐵 ∈ {𝐴, 𝐵}) | |
| 11 | 10 | 3ad2ant2 1043 | . . 3 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → 𝐵 ∈ {𝐴, 𝐵}) |
| 12 | simp3 1023 | . . 3 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → 𝐴 ≠ 𝐵) | |
| 13 | usgr1eop 16089 | . . . 4 ⊢ ((({𝐴, 𝐵} ∈ V ∧ 0 ∈ V) ∧ (𝐴 ∈ {𝐴, 𝐵} ∧ 𝐵 ∈ {𝐴, 𝐵})) → (𝐴 ≠ 𝐵 → 〈{𝐴, 𝐵}, {〈0, {𝐴, 𝐵}〉}〉 ∈ USGraph)) | |
| 14 | 13 | 3impia 1224 | . . 3 ⊢ ((({𝐴, 𝐵} ∈ V ∧ 0 ∈ V) ∧ (𝐴 ∈ {𝐴, 𝐵} ∧ 𝐵 ∈ {𝐴, 𝐵}) ∧ 𝐴 ≠ 𝐵) → 〈{𝐴, 𝐵}, {〈0, {𝐴, 𝐵}〉}〉 ∈ USGraph) |
| 15 | 2, 7, 9, 11, 12, 14 | syl221anc 1282 | . 2 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → 〈{𝐴, 𝐵}, {〈0, {𝐴, 𝐵}〉}〉 ∈ USGraph) |
| 16 | 5, 15 | eqeltrd 2306 | 1 ⊢ ((𝐴 ∈ 𝑋 ∧ 𝐵 ∈ 𝑌 ∧ 𝐴 ≠ 𝐵) → 〈{𝐴, 𝐵}, 〈“{𝐴, 𝐵}”〉〉 ∈ USGraph) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 1002 = wceq 1395 ∈ wcel 2200 ≠ wne 2400 Vcvv 2800 {csn 3667 {cpr 3668 〈cop 3670 0cc0 8025 〈“cs1 11185 USGraphcusgr 15998 |
| 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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4205 ax-nul 4213 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-iinf 4684 ax-cnex 8116 ax-resscn 8117 ax-1cn 8118 ax-1re 8119 ax-icn 8120 ax-addcl 8121 ax-addrcl 8122 ax-mulcl 8123 ax-addcom 8125 ax-mulcom 8126 ax-addass 8127 ax-mulass 8128 ax-distr 8129 ax-i2m1 8130 ax-1rid 8132 ax-0id 8133 ax-rnegex 8134 ax-cnre 8136 |
| This theorem depends on definitions: df-bi 117 df-dc 840 df-3or 1003 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2802 df-sbc 3030 df-csb 3126 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-nul 3493 df-if 3604 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-int 3927 df-br 4087 df-opab 4149 df-mpt 4150 df-tr 4186 df-id 4388 df-iord 4461 df-on 4463 df-suc 4466 df-iom 4687 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-iota 5284 df-fun 5326 df-fn 5327 df-f 5328 df-f1 5329 df-fo 5330 df-f1o 5331 df-fv 5332 df-riota 5966 df-ov 6016 df-oprab 6017 df-mpo 6018 df-1st 6298 df-2nd 6299 df-1o 6577 df-2o 6578 df-er 6697 df-en 6905 df-sub 8345 df-inn 9137 df-2 9195 df-3 9196 df-4 9197 df-5 9198 df-6 9199 df-7 9200 df-8 9201 df-9 9202 df-n0 9396 df-dec 9605 df-s1 11186 df-ndx 13078 df-slot 13079 df-base 13081 df-edgf 15849 df-vtx 15858 df-iedg 15859 df-edg 15902 df-uspgren 15999 df-usgren 16000 |
| This theorem is referenced by: (None) |
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