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| Mirrors > Home > MPE Home > Th. List > prdsless | Structured version Visualization version GIF version | ||
| Description: Closure of the order relation on a structure product. (Contributed by Mario Carneiro, 16-Aug-2015.) |
| Ref | Expression |
|---|---|
| prdsbas.p | ⊢ 𝑃 = (𝑆Xs𝑅) |
| prdsbas.s | ⊢ (𝜑 → 𝑆 ∈ 𝑉) |
| prdsbas.r | ⊢ (𝜑 → 𝑅 ∈ 𝑊) |
| prdsbas.b | ⊢ 𝐵 = (Base‘𝑃) |
| prdsbas.i | ⊢ (𝜑 → dom 𝑅 = 𝐼) |
| prdsle.l | ⊢ ≤ = (le‘𝑃) |
| Ref | Expression |
|---|---|
| prdsless | ⊢ (𝜑 → ≤ ⊆ (𝐵 × 𝐵)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prdsbas.p | . . 3 ⊢ 𝑃 = (𝑆Xs𝑅) | |
| 2 | prdsbas.s | . . 3 ⊢ (𝜑 → 𝑆 ∈ 𝑉) | |
| 3 | prdsbas.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ 𝑊) | |
| 4 | prdsbas.b | . . 3 ⊢ 𝐵 = (Base‘𝑃) | |
| 5 | prdsbas.i | . . 3 ⊢ (𝜑 → dom 𝑅 = 𝐼) | |
| 6 | prdsle.l | . . 3 ⊢ ≤ = (le‘𝑃) | |
| 7 | 1, 2, 3, 4, 5, 6 | prdsle 17358 | . 2 ⊢ (𝜑 → ≤ = {〈𝑓, 𝑔〉 ∣ ({𝑓, 𝑔} ⊆ 𝐵 ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘(𝑅‘𝑥))(𝑔‘𝑥))}) |
| 8 | vex 3438 | . . . . . 6 ⊢ 𝑓 ∈ V | |
| 9 | vex 3438 | . . . . . 6 ⊢ 𝑔 ∈ V | |
| 10 | 8, 9 | prss 4770 | . . . . 5 ⊢ ((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ↔ {𝑓, 𝑔} ⊆ 𝐵) |
| 11 | 10 | anbi1i 624 | . . . 4 ⊢ (((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘(𝑅‘𝑥))(𝑔‘𝑥)) ↔ ({𝑓, 𝑔} ⊆ 𝐵 ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘(𝑅‘𝑥))(𝑔‘𝑥))) |
| 12 | 11 | opabbii 5156 | . . 3 ⊢ {〈𝑓, 𝑔〉 ∣ ((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘(𝑅‘𝑥))(𝑔‘𝑥))} = {〈𝑓, 𝑔〉 ∣ ({𝑓, 𝑔} ⊆ 𝐵 ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘(𝑅‘𝑥))(𝑔‘𝑥))} |
| 13 | opabssxp 5706 | . . 3 ⊢ {〈𝑓, 𝑔〉 ∣ ((𝑓 ∈ 𝐵 ∧ 𝑔 ∈ 𝐵) ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘(𝑅‘𝑥))(𝑔‘𝑥))} ⊆ (𝐵 × 𝐵) | |
| 14 | 12, 13 | eqsstrri 3980 | . 2 ⊢ {〈𝑓, 𝑔〉 ∣ ({𝑓, 𝑔} ⊆ 𝐵 ∧ ∀𝑥 ∈ 𝐼 (𝑓‘𝑥)(le‘(𝑅‘𝑥))(𝑔‘𝑥))} ⊆ (𝐵 × 𝐵) |
| 15 | 7, 14 | eqsstrdi 3977 | 1 ⊢ (𝜑 → ≤ ⊆ (𝐵 × 𝐵)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1541 ∈ wcel 2110 ∀wral 3045 ⊆ wss 3900 {cpr 4576 class class class wbr 5089 {copab 5151 × cxp 5612 dom cdm 5614 ‘cfv 6477 (class class class)co 7341 Basecbs 17112 lecple 17160 Xscprds 17341 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2112 ax-9 2120 ax-10 2143 ax-11 2159 ax-12 2179 ax-ext 2702 ax-sep 5232 ax-nul 5242 ax-pow 5301 ax-pr 5368 ax-un 7663 ax-cnex 11054 ax-resscn 11055 ax-1cn 11056 ax-icn 11057 ax-addcl 11058 ax-addrcl 11059 ax-mulcl 11060 ax-mulrcl 11061 ax-mulcom 11062 ax-addass 11063 ax-mulass 11064 ax-distr 11065 ax-i2m1 11066 ax-1ne0 11067 ax-1rid 11068 ax-rnegex 11069 ax-rrecex 11070 ax-cnre 11071 ax-pre-lttri 11072 ax-pre-lttrn 11073 ax-pre-ltadd 11074 ax-pre-mulgt0 11075 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2067 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-nel 3031 df-ral 3046 df-rex 3055 df-reu 3345 df-rab 3394 df-v 3436 df-sbc 3740 df-csb 3849 df-dif 3903 df-un 3905 df-in 3907 df-ss 3917 df-pss 3920 df-nul 4282 df-if 4474 df-pw 4550 df-sn 4575 df-pr 4577 df-tp 4579 df-op 4581 df-uni 4858 df-iun 4941 df-br 5090 df-opab 5152 df-mpt 5171 df-tr 5197 df-id 5509 df-eprel 5514 df-po 5522 df-so 5523 df-fr 5567 df-we 5569 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-pred 6244 df-ord 6305 df-on 6306 df-lim 6307 df-suc 6308 df-iota 6433 df-fun 6479 df-fn 6480 df-f 6481 df-f1 6482 df-fo 6483 df-f1o 6484 df-fv 6485 df-riota 7298 df-ov 7344 df-oprab 7345 df-mpo 7346 df-om 7792 df-1st 7916 df-2nd 7917 df-frecs 8206 df-wrecs 8237 df-recs 8286 df-rdg 8324 df-1o 8380 df-er 8617 df-map 8747 df-ixp 8817 df-en 8865 df-dom 8866 df-sdom 8867 df-fin 8868 df-sup 9321 df-pnf 11140 df-mnf 11141 df-xr 11142 df-ltxr 11143 df-le 11144 df-sub 11338 df-neg 11339 df-nn 12118 df-2 12180 df-3 12181 df-4 12182 df-5 12183 df-6 12184 df-7 12185 df-8 12186 df-9 12187 df-n0 12374 df-z 12461 df-dec 12581 df-uz 12725 df-fz 13400 df-struct 17050 df-slot 17085 df-ndx 17097 df-base 17113 df-plusg 17166 df-mulr 17167 df-sca 17169 df-vsca 17170 df-ip 17171 df-tset 17172 df-ple 17173 df-ds 17175 df-hom 17177 df-cco 17178 df-prds 17343 |
| This theorem is referenced by: (None) |
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