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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 15752 | . 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 15748 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2708 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-clab 2715 df-cleq 2729 df-clel 2815 df-nfc 2887 df-ral 3063 df-rex 3072 df-rab 3406 df-v 3445 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-nul 4281 df-if 4485 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4864 df-br 5104 df-opab 5166 df-mpt 5187 df-xp 5637 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6251 df-iota 6445 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-ov 7354 df-oprab 7355 df-mpo 7356 df-frecs 8204 df-wrecs 8235 df-recs 8309 df-rdg 8348 df-seq 13861 df-prod 15749 |
This theorem is referenced by: prodeq12dv 15769 prodeq12rdv 15770 fprodf1o 15789 prodss 15790 fprod1 15806 fprodp1 15812 fprodfac 15816 fprodabs 15817 fprod2d 15824 fprodcom2 15827 risefacval 15851 fallfacval 15852 risefacval2 15853 fallfacval2 15854 risefacp1 15872 fallfacp1 15873 fallfacval4 15886 fprodefsum 15937 prmoval 16865 prmop1 16870 prmgapprmo 16894 gausslemma2dlem4 26669 breprexplema 33055 breprexplemc 33057 breprexp 33058 circlemethhgt 33068 bcprod 34127 aks4d1p1 40471 dvmptfprodlem 44086 dvmptfprod 44087 ovnval 44683 hoiprodp1 44730 hoidmv1le 44736 hspmbllem1 44768 fmtnorec2 45636 |
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