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| Mirrors > Home > MPE Home > Th. List > tususp | Structured version Visualization version GIF version | ||
| Description: A constructed uniform space is an uniform space. (Contributed by Thierry Arnoux, 5-Dec-2017.) |
| Ref | Expression |
|---|---|
| tuslem.k | ⊢ 𝐾 = (toUnifSp‘𝑈) |
| Ref | Expression |
|---|---|
| tususp | ⊢ (𝑈 ∈ (UnifOn‘𝑋) → 𝐾 ∈ UnifSp) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | id 22 | . . 3 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → 𝑈 ∈ (UnifOn‘𝑋)) | |
| 2 | tuslem.k | . . . 4 ⊢ 𝐾 = (toUnifSp‘𝑈) | |
| 3 | 2 | tususs 24317 | . . 3 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → 𝑈 = (UnifSt‘𝐾)) |
| 4 | 2 | tusbas 24315 | . . . 4 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → 𝑋 = (Base‘𝐾)) |
| 5 | 4 | fveq2d 6866 | . . 3 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → (UnifOn‘𝑋) = (UnifOn‘(Base‘𝐾))) |
| 6 | 1, 3, 5 | 3eltr3d 2875 | . 2 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → (UnifSt‘𝐾) ∈ (UnifOn‘(Base‘𝐾))) |
| 7 | 2 | tusunif 24316 | . . . 4 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → 𝑈 = (UnifSet‘𝐾)) |
| 8 | 7 | fveq2d 6866 | . . 3 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → (unifTop‘𝑈) = (unifTop‘(UnifSet‘𝐾))) |
| 9 | 2 | tuslem 24314 | . . . 4 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → (𝑋 = (Base‘𝐾) ∧ 𝑈 = (UnifSet‘𝐾) ∧ (unifTop‘𝑈) = (TopOpen‘𝐾))) |
| 10 | 9 | simp3d 1156 | . . 3 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → (unifTop‘𝑈) = (TopOpen‘𝐾)) |
| 11 | 7, 3 | eqtr3d 2798 | . . . 4 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → (UnifSet‘𝐾) = (UnifSt‘𝐾)) |
| 12 | 11 | fveq2d 6866 | . . 3 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → (unifTop‘(UnifSet‘𝐾)) = (unifTop‘(UnifSt‘𝐾))) |
| 13 | 8, 10, 12 | 3eqtr3d 2804 | . 2 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → (TopOpen‘𝐾) = (unifTop‘(UnifSt‘𝐾))) |
| 14 | eqid 2761 | . . 3 ⊢ (Base‘𝐾) = (Base‘𝐾) | |
| 15 | eqid 2761 | . . 3 ⊢ (UnifSt‘𝐾) = (UnifSt‘𝐾) | |
| 16 | eqid 2761 | . . 3 ⊢ (TopOpen‘𝐾) = (TopOpen‘𝐾) | |
| 17 | 14, 15, 16 | isusp 24309 | . 2 ⊢ (𝐾 ∈ UnifSp ↔ ((UnifSt‘𝐾) ∈ (UnifOn‘(Base‘𝐾)) ∧ (TopOpen‘𝐾) = (unifTop‘(UnifSt‘𝐾)))) |
| 18 | 6, 13, 17 | sylanbrc 592 | 1 ⊢ (𝑈 ∈ (UnifOn‘𝑋) → 𝐾 ∈ UnifSp) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1559 ∈ wcel 2141 ‘cfv 6516 Basecbs 17236 UnifSetcunif 17287 TopOpenctopn 17441 UnifOncust 24248 unifTopcutop 24278 UnifStcuss 24301 UnifSpcusp 24302 toUnifSpctus 24303 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5224 ax-sep 5243 ax-nul 5253 ax-pow 5319 ax-pr 5387 ax-un 7713 ax-cnex 11123 ax-resscn 11124 ax-1cn 11125 ax-icn 11126 ax-addcl 11127 ax-addrcl 11128 ax-mulcl 11129 ax-mulrcl 11130 ax-mulcom 11131 ax-addass 11132 ax-mulass 11133 ax-distr 11134 ax-i2m1 11135 ax-1ne0 11136 ax-1rid 11137 ax-rnegex 11138 ax-rrecex 11139 ax-cnre 11140 ax-pre-lttri 11141 ax-pre-lttrn 11142 ax-pre-ltadd 11143 ax-pre-mulgt0 11144 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4580 df-pr 4582 df-op 4586 df-uni 4863 df-iun 4948 df-br 5098 df-opab 5160 df-mpt 5179 df-tr 5205 df-id 5538 df-eprel 5543 df-po 5551 df-so 5552 df-fr 5596 df-we 5598 df-xp 5649 df-rel 5650 df-cnv 5651 df-co 5652 df-dm 5653 df-rn 5654 df-res 5655 df-ima 5656 df-pred 6283 df-ord 6344 df-on 6345 df-lim 6346 df-suc 6347 df-iota 6472 df-fun 6518 df-fn 6519 df-f 6520 df-f1 6521 df-fo 6522 df-f1o 6523 df-fv 6524 df-riota 7348 df-ov 7394 df-oprab 7395 df-mpo 7396 df-om 7842 df-1st 7965 df-2nd 7966 df-frecs 8256 df-wrecs 8287 df-recs 8336 df-rdg 8375 df-1o 8431 df-er 8672 df-en 8922 df-dom 8923 df-sdom 8924 df-fin 8925 df-pnf 11212 df-mnf 11213 df-xr 11214 df-ltxr 11215 df-le 11216 df-sub 11410 df-neg 11411 df-nn 12205 df-2 12274 df-3 12275 df-4 12276 df-5 12277 df-6 12278 df-7 12279 df-8 12280 df-9 12281 df-n0 12476 df-z 12563 df-dec 12683 df-uz 12834 df-fz 13507 df-struct 17174 df-sets 17191 df-slot 17209 df-ndx 17221 df-base 17237 df-tset 17296 df-unif 17300 df-rest 17442 df-topn 17443 df-ust 24249 df-utop 24279 df-uss 24304 df-usp 24305 df-tus 24306 |
| This theorem is referenced by: cmetcusp 25404 |
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