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| Mirrors > Home > MPE Home > Th. List > Mathboxes > tendoi2 | Structured version Visualization version GIF version | ||
| Description: Value of additive inverse endomorphism. (Contributed by NM, 12-Jun-2013.) |
| Ref | Expression |
|---|---|
| tendoi.i | ⊢ 𝐼 = (𝑠 ∈ 𝐸 ↦ (𝑓 ∈ 𝑇 ↦ ◡(𝑠‘𝑓))) |
| tendoi.t | ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) |
| Ref | Expression |
|---|---|
| tendoi2 | ⊢ ((𝑆 ∈ 𝐸 ∧ 𝐹 ∈ 𝑇) → ((𝐼‘𝑆)‘𝐹) = ◡(𝑆‘𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | tendoi.i | . . . 4 ⊢ 𝐼 = (𝑠 ∈ 𝐸 ↦ (𝑓 ∈ 𝑇 ↦ ◡(𝑠‘𝑓))) | |
| 2 | tendoi.t | . . . 4 ⊢ 𝑇 = ((LTrn‘𝐾)‘𝑊) | |
| 3 | 1, 2 | tendoi 41258 | . . 3 ⊢ (𝑆 ∈ 𝐸 → (𝐼‘𝑆) = (𝑔 ∈ 𝑇 ↦ ◡(𝑆‘𝑔))) |
| 4 | 3 | adantr 480 | . 2 ⊢ ((𝑆 ∈ 𝐸 ∧ 𝐹 ∈ 𝑇) → (𝐼‘𝑆) = (𝑔 ∈ 𝑇 ↦ ◡(𝑆‘𝑔))) |
| 5 | fveq2 6836 | . . . 4 ⊢ (𝑔 = 𝐹 → (𝑆‘𝑔) = (𝑆‘𝐹)) | |
| 6 | 5 | cnveqd 5826 | . . 3 ⊢ (𝑔 = 𝐹 → ◡(𝑆‘𝑔) = ◡(𝑆‘𝐹)) |
| 7 | 6 | adantl 481 | . 2 ⊢ (((𝑆 ∈ 𝐸 ∧ 𝐹 ∈ 𝑇) ∧ 𝑔 = 𝐹) → ◡(𝑆‘𝑔) = ◡(𝑆‘𝐹)) |
| 8 | simpr 484 | . 2 ⊢ ((𝑆 ∈ 𝐸 ∧ 𝐹 ∈ 𝑇) → 𝐹 ∈ 𝑇) | |
| 9 | fvex 6849 | . . . 4 ⊢ (𝑆‘𝐹) ∈ V | |
| 10 | 9 | cnvex 7871 | . . 3 ⊢ ◡(𝑆‘𝐹) ∈ V |
| 11 | 10 | a1i 11 | . 2 ⊢ ((𝑆 ∈ 𝐸 ∧ 𝐹 ∈ 𝑇) → ◡(𝑆‘𝐹) ∈ V) |
| 12 | 4, 7, 8, 11 | fvmptd 6951 | 1 ⊢ ((𝑆 ∈ 𝐸 ∧ 𝐹 ∈ 𝑇) → ((𝐼‘𝑆)‘𝐹) = ◡(𝑆‘𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 Vcvv 3430 ↦ cmpt 5167 ◡ccnv 5625 ‘cfv 6494 LTrncltrn 40565 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5213 ax-sep 5232 ax-nul 5242 ax-pow 5304 ax-pr 5372 ax-un 7684 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-op 4575 df-uni 4852 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-id 5521 df-xp 5632 df-rel 5633 df-cnv 5634 df-co 5635 df-dm 5636 df-rn 5637 df-res 5638 df-ima 5639 df-iota 6450 df-fun 6496 df-fn 6497 df-f 6498 df-f1 6499 df-fo 6500 df-f1o 6501 df-fv 6502 |
| This theorem is referenced by: tendoicl 41260 tendoipl 41261 dihjatcclem4 41885 |
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