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Mirrors > Home > MPE Home > Th. List > cnmpt1mulr | Structured version Visualization version GIF version |
Description: Continuity of ring multiplication; analogue of cnmpt12f 22274 which cannot be used directly because .r is not a function. (Contributed by Mario Carneiro, 5-Oct-2015.) |
Ref | Expression |
---|---|
mulrcn.j | ⊢ 𝐽 = (TopOpen‘𝑅) |
cnmpt1mulr.t | ⊢ · = (.r‘𝑅) |
cnmpt1mulr.r | ⊢ (𝜑 → 𝑅 ∈ TopRing) |
cnmpt1mulr.k | ⊢ (𝜑 → 𝐾 ∈ (TopOn‘𝑋)) |
cnmpt1mulr.a | ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ 𝐴) ∈ (𝐾 Cn 𝐽)) |
cnmpt1mulr.b | ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ 𝐵) ∈ (𝐾 Cn 𝐽)) |
Ref | Expression |
---|---|
cnmpt1mulr | ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ (𝐴 · 𝐵)) ∈ (𝐾 Cn 𝐽)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2821 | . . 3 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅) | |
2 | mulrcn.j | . . 3 ⊢ 𝐽 = (TopOpen‘𝑅) | |
3 | 1, 2 | mgptopn 19248 | . 2 ⊢ 𝐽 = (TopOpen‘(mulGrp‘𝑅)) |
4 | cnmpt1mulr.t | . . 3 ⊢ · = (.r‘𝑅) | |
5 | 1, 4 | mgpplusg 19243 | . 2 ⊢ · = (+g‘(mulGrp‘𝑅)) |
6 | cnmpt1mulr.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ TopRing) | |
7 | 1 | trgtmd 22773 | . . 3 ⊢ (𝑅 ∈ TopRing → (mulGrp‘𝑅) ∈ TopMnd) |
8 | 6, 7 | syl 17 | . 2 ⊢ (𝜑 → (mulGrp‘𝑅) ∈ TopMnd) |
9 | cnmpt1mulr.k | . 2 ⊢ (𝜑 → 𝐾 ∈ (TopOn‘𝑋)) | |
10 | cnmpt1mulr.a | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ 𝐴) ∈ (𝐾 Cn 𝐽)) | |
11 | cnmpt1mulr.b | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ 𝐵) ∈ (𝐾 Cn 𝐽)) | |
12 | 3, 5, 8, 9, 10, 11 | cnmpt1plusg 22695 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝑋 ↦ (𝐴 · 𝐵)) ∈ (𝐾 Cn 𝐽)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1537 ∈ wcel 2114 ↦ cmpt 5146 ‘cfv 6355 (class class class)co 7156 .rcmulr 16566 TopOpenctopn 16695 mulGrpcmgp 19239 TopOnctopon 21518 Cn ccn 21832 TopMndctmd 22678 TopRingctrg 22764 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-rep 5190 ax-sep 5203 ax-nul 5210 ax-pow 5266 ax-pr 5330 ax-un 7461 ax-cnex 10593 ax-resscn 10594 ax-1cn 10595 ax-icn 10596 ax-addcl 10597 ax-addrcl 10598 ax-mulcl 10599 ax-mulrcl 10600 ax-mulcom 10601 ax-addass 10602 ax-mulass 10603 ax-distr 10604 ax-i2m1 10605 ax-1ne0 10606 ax-1rid 10607 ax-rnegex 10608 ax-rrecex 10609 ax-cnre 10610 ax-pre-lttri 10611 ax-pre-lttrn 10612 ax-pre-ltadd 10613 ax-pre-mulgt0 10614 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rab 3147 df-v 3496 df-sbc 3773 df-csb 3884 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-pss 3954 df-nul 4292 df-if 4468 df-pw 4541 df-sn 4568 df-pr 4570 df-tp 4572 df-op 4574 df-uni 4839 df-iun 4921 df-br 5067 df-opab 5129 df-mpt 5147 df-tr 5173 df-id 5460 df-eprel 5465 df-po 5474 df-so 5475 df-fr 5514 df-we 5516 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-rn 5566 df-res 5567 df-ima 5568 df-pred 6148 df-ord 6194 df-on 6195 df-lim 6196 df-suc 6197 df-iota 6314 df-fun 6357 df-fn 6358 df-f 6359 df-f1 6360 df-fo 6361 df-f1o 6362 df-fv 6363 df-riota 7114 df-ov 7159 df-oprab 7160 df-mpo 7161 df-om 7581 df-1st 7689 df-2nd 7690 df-wrecs 7947 df-recs 8008 df-rdg 8046 df-er 8289 df-map 8408 df-en 8510 df-dom 8511 df-sdom 8512 df-pnf 10677 df-mnf 10678 df-xr 10679 df-ltxr 10680 df-le 10681 df-sub 10872 df-neg 10873 df-nn 11639 df-2 11701 df-3 11702 df-4 11703 df-5 11704 df-6 11705 df-7 11706 df-8 11707 df-9 11708 df-ndx 16486 df-slot 16487 df-base 16489 df-sets 16490 df-plusg 16578 df-tset 16584 df-rest 16696 df-topn 16697 df-topgen 16717 df-plusf 17851 df-mgp 19240 df-top 21502 df-topon 21519 df-topsp 21541 df-bases 21554 df-cn 21835 df-tx 22170 df-tmd 22680 df-trg 22768 |
This theorem is referenced by: (None) |
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