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| Mirrors > Home > MPE Home > Th. List > prodeq1d | Structured version Visualization version GIF version | ||
| Description: Equality deduction for product. (Contributed by Scott Fenton, 4-Dec-2017.) |
| Ref | Expression |
|---|---|
| prodeq1d.1 | ⊢ (𝜑 → 𝐴 = 𝐵) |
| Ref | Expression |
|---|---|
| prodeq1d | ⊢ (𝜑 → ∏𝑘 ∈ 𝐴 𝐶 = ∏𝑘 ∈ 𝐵 𝐶) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prodeq1d.1 | . 2 ⊢ (𝜑 → 𝐴 = 𝐵) | |
| 2 | prodeq1 15811 | . 2 ⊢ (𝐴 = 𝐵 → ∏𝑘 ∈ 𝐴 𝐶 = ∏𝑘 ∈ 𝐵 𝐶) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → ∏𝑘 ∈ 𝐴 𝐶 = ∏𝑘 ∈ 𝐵 𝐶) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1541 ∏cprod 15807 |
| 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 2113 ax-9 2121 ax-ext 2703 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2710 df-cleq 2723 df-clel 2806 df-ral 3048 df-rex 3057 df-rab 3396 df-v 3438 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4284 df-if 4476 df-sn 4577 df-pr 4579 df-op 4583 df-uni 4860 df-br 5092 df-opab 5154 df-mpt 5173 df-xp 5622 df-cnv 5624 df-co 5625 df-dm 5626 df-rn 5627 df-res 5628 df-ima 5629 df-pred 6248 df-iota 6437 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-ov 7349 df-oprab 7350 df-mpo 7351 df-frecs 8211 df-wrecs 8242 df-recs 8291 df-rdg 8329 df-seq 13906 df-prod 15808 |
| This theorem is referenced by: prodeq12dv 15830 prodeq12rdv 15831 fprodf1o 15850 prodss 15851 fprod1 15867 fprodp1 15873 fprodfac 15877 fprodabs 15878 fprod2d 15885 fprodcom2 15888 risefacval 15912 fallfacval 15913 risefacval2 15914 fallfacval2 15915 risefacp1 15933 fallfacp1 15934 fallfacval4 15947 fprodefsum 15999 prmoval 16942 prmop1 16947 prmgapprmo 16971 gausslemma2dlem4 27305 breprexplema 34638 breprexplemc 34640 breprexp 34641 circlemethhgt 34651 bcprod 35770 aks4d1p1 42108 dvmptfprodlem 45981 dvmptfprod 45982 ovnval 46578 hoiprodp1 46625 hoidmv1le 46631 hspmbllem1 46663 fmtnorec2 47573 |
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