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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 5571 | . . 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 13590 | . . 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 1398 ∈ wcel 2205 {csn 3694 × cxp 4752 ⟶wf 5353 ‘cfv 5357 (class class class)co 6058 Basecbs 13296 ↑s cpws 13563 |
| 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-coll 4230 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-cnex 8234 ax-resscn 8235 ax-1cn 8236 ax-1re 8237 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-addcom 8243 ax-mulcom 8244 ax-addass 8245 ax-mulass 8246 ax-distr 8247 ax-i2m1 8248 ax-0lt1 8249 ax-1rid 8250 ax-0id 8251 ax-rnegex 8252 ax-cnre 8254 ax-pre-ltirr 8255 ax-pre-ltwlin 8256 ax-pre-lttrn 8257 ax-pre-apti 8258 ax-pre-ltadd 8259 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rab 2531 df-v 2817 df-sbc 3046 df-csb 3142 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-nul 3513 df-pw 3676 df-sn 3700 df-pr 3701 df-tp 3702 df-op 3703 df-uni 3920 df-int 3955 df-iun 3998 df-br 4115 df-opab 4177 df-mpt 4178 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-ima 4767 df-iota 5317 df-fun 5359 df-fn 5360 df-f 5361 df-f1 5362 df-fo 5363 df-f1o 5364 df-fv 5365 df-riota 6011 df-ov 6061 df-oprab 6062 df-mpo 6063 df-1st 6347 df-2nd 6348 df-map 6897 df-ixp 6947 df-sup 7288 df-pnf 8326 df-mnf 8327 df-xr 8328 df-ltxr 8329 df-le 8330 df-sub 8462 df-neg 8463 df-inn 9255 df-2 9313 df-3 9314 df-4 9315 df-5 9316 df-6 9317 df-7 9318 df-8 9319 df-9 9320 df-n0 9514 df-z 9595 df-dec 9728 df-uz 9872 df-fz 10362 df-struct 13298 df-ndx 13299 df-slot 13300 df-base 13302 df-plusg 13387 df-mulr 13388 df-sca 13390 df-vsca 13391 df-ip 13392 df-tset 13393 df-ple 13394 df-ds 13396 df-hom 13398 df-cco 13399 df-rest 13538 df-topn 13539 df-topgen 13557 df-pt 13558 df-prds 13564 df-pws 13587 |
| This theorem is referenced by: (None) |
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