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| Mirrors > Home > MPE Home > Th. List > tsmsid | Structured version Visualization version GIF version | ||
| Description: If a sum is finite, the usual sum is always a limit point of the topological sum (although it may not be the only limit point). (Contributed by Mario Carneiro, 2-Sep-2015.) (Revised by AV, 24-Jul-2019.) |
| Ref | Expression |
|---|---|
| tsmsid.b | ⊢ 𝐵 = (Base‘𝐺) |
| tsmsid.z | ⊢ 0 = (0g‘𝐺) |
| tsmsid.1 | ⊢ (𝜑 → 𝐺 ∈ CMnd) |
| tsmsid.2 | ⊢ (𝜑 → 𝐺 ∈ TopSp) |
| tsmsid.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| tsmsid.f | ⊢ (𝜑 → 𝐹:𝐴⟶𝐵) |
| tsmsid.w | ⊢ (𝜑 → 𝐹 finSupp 0 ) |
| Ref | Expression |
|---|---|
| tsmsid | ⊢ (𝜑 → (𝐺 Σg 𝐹) ∈ (𝐺 tsums 𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | tsmsid.2 | . . . . . 6 ⊢ (𝜑 → 𝐺 ∈ TopSp) | |
| 2 | tsmsid.b | . . . . . . 7 ⊢ 𝐵 = (Base‘𝐺) | |
| 3 | eqid 2761 | . . . . . . 7 ⊢ (TopOpen‘𝐺) = (TopOpen‘𝐺) | |
| 4 | 2, 3 | istps 22974 | . . . . . 6 ⊢ (𝐺 ∈ TopSp ↔ (TopOpen‘𝐺) ∈ (TopOn‘𝐵)) |
| 5 | 1, 4 | sylib 220 | . . . . 5 ⊢ (𝜑 → (TopOpen‘𝐺) ∈ (TopOn‘𝐵)) |
| 6 | topontop 22953 | . . . . 5 ⊢ ((TopOpen‘𝐺) ∈ (TopOn‘𝐵) → (TopOpen‘𝐺) ∈ Top) | |
| 7 | 5, 6 | syl 17 | . . . 4 ⊢ (𝜑 → (TopOpen‘𝐺) ∈ Top) |
| 8 | tsmsid.z | . . . . . . 7 ⊢ 0 = (0g‘𝐺) | |
| 9 | tsmsid.1 | . . . . . . 7 ⊢ (𝜑 → 𝐺 ∈ CMnd) | |
| 10 | tsmsid.a | . . . . . . 7 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 11 | tsmsid.f | . . . . . . 7 ⊢ (𝜑 → 𝐹:𝐴⟶𝐵) | |
| 12 | tsmsid.w | . . . . . . 7 ⊢ (𝜑 → 𝐹 finSupp 0 ) | |
| 13 | 2, 8, 9, 10, 11, 12 | gsumcl 19938 | . . . . . 6 ⊢ (𝜑 → (𝐺 Σg 𝐹) ∈ 𝐵) |
| 14 | 13 | snssd 4744 | . . . . 5 ⊢ (𝜑 → {(𝐺 Σg 𝐹)} ⊆ 𝐵) |
| 15 | toponuni 22954 | . . . . . 6 ⊢ ((TopOpen‘𝐺) ∈ (TopOn‘𝐵) → 𝐵 = ∪ (TopOpen‘𝐺)) | |
| 16 | 5, 15 | syl 17 | . . . . 5 ⊢ (𝜑 → 𝐵 = ∪ (TopOpen‘𝐺)) |
| 17 | 14, 16 | sseqtrd 3972 | . . . 4 ⊢ (𝜑 → {(𝐺 Σg 𝐹)} ⊆ ∪ (TopOpen‘𝐺)) |
| 18 | eqid 2761 | . . . . 5 ⊢ ∪ (TopOpen‘𝐺) = ∪ (TopOpen‘𝐺) | |
| 19 | 18 | sscls 23096 | . . . 4 ⊢ (((TopOpen‘𝐺) ∈ Top ∧ {(𝐺 Σg 𝐹)} ⊆ ∪ (TopOpen‘𝐺)) → {(𝐺 Σg 𝐹)} ⊆ ((cls‘(TopOpen‘𝐺))‘{(𝐺 Σg 𝐹)})) |
| 20 | 7, 17, 19 | syl2anc 593 | . . 3 ⊢ (𝜑 → {(𝐺 Σg 𝐹)} ⊆ ((cls‘(TopOpen‘𝐺))‘{(𝐺 Σg 𝐹)})) |
| 21 | ovex 7425 | . . . 4 ⊢ (𝐺 Σg 𝐹) ∈ V | |
| 22 | 21 | snss 4742 | . . 3 ⊢ ((𝐺 Σg 𝐹) ∈ ((cls‘(TopOpen‘𝐺))‘{(𝐺 Σg 𝐹)}) ↔ {(𝐺 Σg 𝐹)} ⊆ ((cls‘(TopOpen‘𝐺))‘{(𝐺 Σg 𝐹)})) |
| 23 | 20, 22 | sylibr 236 | . 2 ⊢ (𝜑 → (𝐺 Σg 𝐹) ∈ ((cls‘(TopOpen‘𝐺))‘{(𝐺 Σg 𝐹)})) |
| 24 | 2, 8, 9, 1, 10, 11, 12, 3 | tsmsgsum 24179 | . 2 ⊢ (𝜑 → (𝐺 tsums 𝐹) = ((cls‘(TopOpen‘𝐺))‘{(𝐺 Σg 𝐹)})) |
| 25 | 23, 24 | eleqtrrd 2864 | 1 ⊢ (𝜑 → (𝐺 Σg 𝐹) ∈ (𝐺 tsums 𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1559 ∈ wcel 2141 ⊆ wss 3904 {csn 4581 ∪ cuni 4864 class class class wbr 5099 ⟶wf 6513 ‘cfv 6517 (class class class)co 7392 finSupp cfsupp 9304 Basecbs 17228 TopOpenctopn 17433 0gc0g 17451 Σg cgsu 17452 CMndccmn 19803 Topctop 22933 TopOnctopon 22950 TopSpctps 22972 clsccl 23058 tsums ctsu 24166 |
| 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 5226 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7714 ax-cnex 11126 ax-resscn 11127 ax-1cn 11128 ax-icn 11129 ax-addcl 11130 ax-addrcl 11131 ax-mulcl 11132 ax-mulrcl 11133 ax-mulcom 11134 ax-addass 11135 ax-mulass 11136 ax-distr 11137 ax-i2m1 11138 ax-1ne0 11139 ax-1rid 11140 ax-rnegex 11141 ax-rrecex 11142 ax-cnre 11143 ax-pre-lttri 11144 ax-pre-lttrn 11145 ax-pre-ltadd 11146 ax-pre-mulgt0 11147 |
| 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-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-op 4588 df-uni 4865 df-int 4905 df-iun 4950 df-iin 4951 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-se 5599 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6284 df-ord 6345 df-on 6346 df-lim 6347 df-suc 6348 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-f1 6522 df-fo 6523 df-f1o 6524 df-fv 6525 df-isom 6526 df-riota 7349 df-ov 7395 df-oprab 7396 df-mpo 7397 df-om 7843 df-1st 7966 df-2nd 7967 df-supp 8136 df-frecs 8257 df-wrecs 8288 df-recs 8337 df-rdg 8376 df-1o 8432 df-er 8673 df-map 8805 df-en 8924 df-dom 8925 df-sdom 8926 df-fin 8927 df-fsupp 9305 df-oi 9455 df-card 9894 df-pnf 11215 df-mnf 11216 df-xr 11217 df-ltxr 11218 df-le 11219 df-sub 11413 df-neg 11414 df-nn 12208 df-n0 12479 df-z 12566 df-uz 12837 df-fz 13510 df-fzo 13657 df-seq 14012 df-hash 14341 df-0g 17453 df-gsum 17454 df-mgm 18657 df-sgrp 18736 df-mnd 18752 df-cntz 19340 df-cmn 19805 df-fbas 21401 df-fg 21402 df-top 22934 df-topon 22951 df-topsp 22973 df-cld 23059 df-ntr 23060 df-cls 23061 df-nei 23138 df-fil 23886 df-fm 23978 df-flim 23979 df-flf 23980 df-tsms 24167 |
| This theorem is referenced by: haustsmsid 24181 tsms0 24182 tayl0 26402 esumgsum 34303 |
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