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| Mirrors > Home > ILE Home > Th. List > pwsdiagel | GIF version | ||
| Description: Membership of diagonal elements in the structure power base set. (Contributed by Stefan O'Rear, 24-Jan-2015.) |
| Ref | Expression |
|---|---|
| pwsdiagel.y | ⊢ 𝑌 = (𝑅 ↑s 𝐼) |
| pwsdiagel.b | ⊢ 𝐵 = (Base‘𝑅) |
| pwsdiagel.c | ⊢ 𝐶 = (Base‘𝑌) |
| Ref | Expression |
|---|---|
| pwsdiagel | ⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ 𝐴 ∈ 𝐵) → (𝐼 × {𝐴}) ∈ 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fconst6g 5526 | . . 3 ⊢ (𝐴 ∈ 𝐵 → (𝐼 × {𝐴}):𝐼⟶𝐵) | |
| 2 | 1 | adantl 277 | . 2 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ 𝐴 ∈ 𝐵) → (𝐼 × {𝐴}):𝐼⟶𝐵) |
| 3 | pwsdiagel.y | . . . 4 ⊢ 𝑌 = (𝑅 ↑s 𝐼) | |
| 4 | pwsdiagel.b | . . . 4 ⊢ 𝐵 = (Base‘𝑅) | |
| 5 | pwsdiagel.c | . . . 4 ⊢ 𝐶 = (Base‘𝑌) | |
| 6 | 3, 4, 5 | pwselbasb 13334 | . . 3 ⊢ ((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) → ((𝐼 × {𝐴}) ∈ 𝐶 ↔ (𝐼 × {𝐴}):𝐼⟶𝐵)) |
| 7 | 6 | adantr 276 | . 2 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ 𝐴 ∈ 𝐵) → ((𝐼 × {𝐴}) ∈ 𝐶 ↔ (𝐼 × {𝐴}):𝐼⟶𝐵)) |
| 8 | 2, 7 | mpbird 167 | 1 ⊢ (((𝑅 ∈ 𝑉 ∧ 𝐼 ∈ 𝑊) ∧ 𝐴 ∈ 𝐵) → (𝐼 × {𝐴}) ∈ 𝐶) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 ↔ wb 105 = wceq 1395 ∈ wcel 2200 {csn 3666 × cxp 4717 ⟶wf 5314 ‘cfv 5318 (class class class)co 6007 Basecbs 13040 ↑s cpws 13307 |
| 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-coll 4199 ax-sep 4202 ax-pow 4258 ax-pr 4293 ax-un 4524 ax-setind 4629 ax-cnex 8098 ax-resscn 8099 ax-1cn 8100 ax-1re 8101 ax-icn 8102 ax-addcl 8103 ax-addrcl 8104 ax-mulcl 8105 ax-addcom 8107 ax-mulcom 8108 ax-addass 8109 ax-mulass 8110 ax-distr 8111 ax-i2m1 8112 ax-0lt1 8113 ax-1rid 8114 ax-0id 8115 ax-rnegex 8116 ax-cnre 8118 ax-pre-ltirr 8119 ax-pre-ltwlin 8120 ax-pre-lttrn 8121 ax-pre-apti 8122 ax-pre-ltadd 8123 |
| This theorem depends on definitions: df-bi 117 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-nel 2496 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2801 df-sbc 3029 df-csb 3125 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-nul 3492 df-pw 3651 df-sn 3672 df-pr 3673 df-tp 3674 df-op 3675 df-uni 3889 df-int 3924 df-iun 3967 df-br 4084 df-opab 4146 df-mpt 4147 df-id 4384 df-xp 4725 df-rel 4726 df-cnv 4727 df-co 4728 df-dm 4729 df-rn 4730 df-res 4731 df-ima 4732 df-iota 5278 df-fun 5320 df-fn 5321 df-f 5322 df-f1 5323 df-fo 5324 df-f1o 5325 df-fv 5326 df-riota 5960 df-ov 6010 df-oprab 6011 df-mpo 6012 df-1st 6292 df-2nd 6293 df-map 6805 df-ixp 6854 df-sup 7159 df-pnf 8191 df-mnf 8192 df-xr 8193 df-ltxr 8194 df-le 8195 df-sub 8327 df-neg 8328 df-inn 9119 df-2 9177 df-3 9178 df-4 9179 df-5 9180 df-6 9181 df-7 9182 df-8 9183 df-9 9184 df-n0 9378 df-z 9455 df-dec 9587 df-uz 9731 df-fz 10213 df-struct 13042 df-ndx 13043 df-slot 13044 df-base 13046 df-plusg 13131 df-mulr 13132 df-sca 13134 df-vsca 13135 df-ip 13136 df-tset 13137 df-ple 13138 df-ds 13140 df-hom 13142 df-cco 13143 df-rest 13282 df-topn 13283 df-topgen 13301 df-pt 13302 df-prds 13308 df-pws 13331 |
| This theorem is referenced by: (None) |
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