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Mirrors > Home > MPE Home > Th. List > mpt2eq3dv | Structured version Visualization version GIF version |
Description: An equality deduction for the maps to notation restricted to the value of the operation. (Contributed by SO, 16-Jul-2018.) |
Ref | Expression |
---|---|
mpt2eq3dv.1 | ⊢ (𝜑 → 𝐶 = 𝐷) |
Ref | Expression |
---|---|
mpt2eq3dv | ⊢ (𝜑 → (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) = (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐷)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpt2eq3dv.1 | . . 3 ⊢ (𝜑 → 𝐶 = 𝐷) | |
2 | 1 | 3ad2ant1 1075 | . 2 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐴 ∧ 𝑦 ∈ 𝐵) → 𝐶 = 𝐷) |
3 | 2 | mpt2eq3dva 6617 | 1 ⊢ (𝜑 → (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐶) = (𝑥 ∈ 𝐴, 𝑦 ∈ 𝐵 ↦ 𝐷)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1475 ∈ wcel 1977 ↦ cmpt2 6551 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-oprab 6553 df-mpt2 6554 |
This theorem is referenced by: seqomeq12 7436 cantnfval 8448 seqeq2 12667 seqeq3 12668 relexpsucnnr 13613 lsmfval 17876 phssip 19822 mamuval 20011 matsc 20075 marrepval0 20186 marrepval 20187 marepvval0 20191 marepvval 20192 submaval0 20205 mdetr0 20230 mdet0 20231 mdetunilem7 20243 mdetunilem8 20244 madufval 20262 maduval 20263 maducoeval2 20265 madutpos 20267 madugsum 20268 madurid 20269 minmar1val0 20272 minmar1val 20273 pmat0opsc 20322 pmat1opsc 20323 mat2pmatval 20348 cpm2mval 20374 decpmatid 20394 pmatcollpw2lem 20401 pmatcollpw3lem 20407 mply1topmatval 20428 mp2pm2mplem1 20430 mp2pm2mplem4 20433 ttgval 25555 smatfval 29189 ofceq 29486 finxpeq1 32399 matunitlindflem1 32575 idfusubc 41656 digfval 42189 |
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