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Theorem tendoi2 41494
Description: Value of additive inverse endomorphism. (Contributed by NM, 12-Jun-2013.)
Hypotheses
Ref Expression
tendoi.i 𝐼 = (𝑠𝐸 ↦ (𝑓𝑇(𝑠𝑓)))
tendoi.t 𝑇 = ((LTrn‘𝐾)‘𝑊)
Assertion
Ref Expression
tendoi2 ((𝑆𝐸𝐹𝑇) → ((𝐼𝑆)‘𝐹) = (𝑆𝐹))
Distinct variable groups:   𝐸,𝑠   𝑓,𝑠,𝑇   𝑓,𝑊,𝑠
Allowed substitution hints:   𝑆(𝑓,𝑠)   𝐸(𝑓)   𝐹(𝑓,𝑠)   𝐼(𝑓,𝑠)   𝐾(𝑓,𝑠)

Proof of Theorem tendoi2
Dummy variable 𝑔 is distinct from all other variables.
StepHypRef Expression
1 tendoi.i . . . 4 𝐼 = (𝑠𝐸 ↦ (𝑓𝑇(𝑠𝑓)))
2 tendoi.t . . . 4 𝑇 = ((LTrn‘𝐾)‘𝑊)
31, 2tendoi 41493 . . 3 (𝑆𝐸 → (𝐼𝑆) = (𝑔𝑇(𝑆𝑔)))
43adantr 485 . 2 ((𝑆𝐸𝐹𝑇) → (𝐼𝑆) = (𝑔𝑇(𝑆𝑔)))
5 fveq2 6882 . . . 4 (𝑔 = 𝐹 → (𝑆𝑔) = (𝑆𝐹))
65cnveqd 5862 . . 3 (𝑔 = 𝐹(𝑆𝑔) = (𝑆𝐹))
76adantl 486 . 2 (((𝑆𝐸𝐹𝑇) ∧ 𝑔 = 𝐹) → (𝑆𝑔) = (𝑆𝐹))
8 simpr 489 . 2 ((𝑆𝐸𝐹𝑇) → 𝐹𝑇)
9 fvex 6895 . . . 4 (𝑆𝐹) ∈ V
109cnvex 7922 . . 3 (𝑆𝐹) ∈ V
1110a1i 11 . 2 ((𝑆𝐸𝐹𝑇) → (𝑆𝐹) ∈ V)
124, 7, 8, 11fvmptd 6998 1 ((𝑆𝐸𝐹𝑇) → ((𝐼𝑆)‘𝐹) = (𝑆𝐹))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 400   = wceq 1567  wcel 2149  Vcvv 3461  cmpt 5194  ccnv 5661  cfv 6537  LTrncltrn 40800
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1822  ax-4 1836  ax-5 1937  ax-6 1994  ax-7 2035  ax-8 2151  ax-9 2159  ax-10 2182  ax-11 2198  ax-12 2219  ax-ext 2741  ax-rep 5240  ax-sep 5259  ax-nul 5271  ax-pow 5337  ax-pr 5405  ax-un 7733
This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1103  df-tru 1570  df-fal 1580  df-ex 1807  df-nf 1811  df-sb 2098  df-mo 2573  df-eu 2603  df-clab 2748  df-cleq 2761  df-clel 2844  df-nfc 2918  df-ne 2965  df-ral 3086  df-rex 3096  df-reu 3376  df-rab 3423  df-v 3463  df-sbc 3752  df-csb 3860  df-dif 3914  df-un 3916  df-in 3918  df-ss 3928  df-nul 4293  df-if 4491  df-pw 4567  df-sn 4593  df-pr 4595  df-op 4599  df-uni 4875  df-iun 4960  df-br 5112  df-opab 5176  df-mpt 5195  df-id 5557  df-xp 5668  df-rel 5669  df-cnv 5670  df-co 5671  df-dm 5672  df-rn 5673  df-res 5674  df-ima 5675  df-iota 6493  df-fun 6539  df-fn 6540  df-f 6541  df-f1 6542  df-fo 6543  df-f1o 6544  df-fv 6545
This theorem is referenced by:  tendoicl  41495  tendoipl  41496  dihjatcclem4  42120
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