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| Mirrors > Home > ILE Home > Th. List > ressplusgd | GIF version | ||
| Description: +g is unaffected by restriction. (Contributed by Stefan O'Rear, 27-Nov-2014.) |
| Ref | Expression |
|---|---|
| ressplusgd.1 | ⊢ (𝜑 → 𝐻 = (𝐺 ↾s 𝐴)) |
| ressplusgd.2 | ⊢ (𝜑 → + = (+g‘𝐺)) |
| ressplusgd.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| ressplusgd.g | ⊢ (𝜑 → 𝐺 ∈ 𝑊) |
| Ref | Expression |
|---|---|
| ressplusgd | ⊢ (𝜑 → + = (+g‘𝐻)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2238 | . . 3 ⊢ (𝐺 ↾s 𝐴) = (𝐺 ↾s 𝐴) | |
| 2 | eqid 2238 | . . 3 ⊢ (+g‘𝐺) = (+g‘𝐺) | |
| 3 | plusgslid 13524 | . . 3 ⊢ (+g = Slot (+g‘ndx) ∧ (+g‘ndx) ∈ ℕ) | |
| 4 | basendxnplusgndx 13537 | . . . 4 ⊢ (Base‘ndx) ≠ (+g‘ndx) | |
| 5 | 4 | necomi 2505 | . . 3 ⊢ (+g‘ndx) ≠ (Base‘ndx) |
| 6 | ressplusgd.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ 𝑊) | |
| 7 | ressplusgd.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 8 | 1, 2, 3, 5, 6, 7 | resseqnbasd 13485 | . 2 ⊢ (𝜑 → (+g‘𝐺) = (+g‘(𝐺 ↾s 𝐴))) |
| 9 | ressplusgd.2 | . 2 ⊢ (𝜑 → + = (+g‘𝐺)) | |
| 10 | ressplusgd.1 | . . 3 ⊢ (𝜑 → 𝐻 = (𝐺 ↾s 𝐴)) | |
| 11 | 10 | fveq2d 5702 | . 2 ⊢ (𝜑 → (+g‘𝐻) = (+g‘(𝐺 ↾s 𝐴))) |
| 12 | 8, 9, 11 | 3eqtr4d 2281 | 1 ⊢ (𝜑 → + = (+g‘𝐻)) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 = wceq 1402 ∈ wcel 2209 ‘cfv 5380 (class class class)co 6088 ndxcnx 13406 Basecbs 13409 ↾s cress 13410 +gcplusg 13489 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4251 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-cnex 8276 ax-resscn 8277 ax-1cn 8278 ax-1re 8279 ax-icn 8280 ax-addcl 8281 ax-addrcl 8282 ax-mulcl 8283 ax-addcom 8285 ax-addass 8287 ax-i2m1 8290 ax-0lt1 8291 ax-0id 8293 ax-rnegex 8294 ax-pre-ltirr 8297 ax-pre-ltadd 8301 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-br 4132 df-opab 4194 df-mpt 4195 df-id 4440 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-iota 5340 df-fun 5382 df-fv 5388 df-ov 6091 df-oprab 6092 df-mpo 6093 df-pnf 8368 df-mnf 8369 df-ltxr 8371 df-inn 9314 df-2 9372 df-ndx 13412 df-slot 13413 df-base 13415 df-sets 13416 df-iress 13417 df-plusg 13502 |
| This theorem is used by: gzsumress 13770 issubmnd 13813 ress0g 13814 resmhm 13852 resmhm2 13853 resmhm2b 13854 grpressid 13924 submmulg 14027 subg0 14041 subginv 14042 subgcl 14045 subgsub 14047 subgmulg 14049 issubg2m 14050 nmznsg 14074 resghm 14121 resscntz 14165 cmnsubm 14201 subgabl 14225 subcmnd 14226 ablressid 14228 rngressid 14359 ringidss 14440 ringressid 14476 opprsubgg 14498 unitgrp 14531 unitlinv 14541 unitrinv 14542 invrpropdg 14564 rhmunitinv 14593 issubrng2 14626 subrngpropd 14632 subrgugrp 14656 issubrg2 14657 subrgpropd 14669 islss3 14824 sralmod 14895 rnglidlrng 14943 zringplusg 15040 expghmap 15050 mplplusgg 15236 |
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