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| Mirrors > Home > ILE Home > Th. List > ressmulrg | GIF version | ||
| Description: .r is unaffected by restriction. (Contributed by Stefan O'Rear, 27-Nov-2014.) |
| Ref | Expression |
|---|---|
| ressmulr.1 | ⊢ 𝑆 = (𝑅 ↾s 𝐴) |
| ressmulr.2 | ⊢ · = (.r‘𝑅) |
| Ref | Expression |
|---|---|
| ressmulrg | ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → · = (.r‘𝑆)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ressmulr.1 | . 2 ⊢ 𝑆 = (𝑅 ↾s 𝐴) | |
| 2 | ressmulr.2 | . 2 ⊢ · = (.r‘𝑅) | |
| 3 | mulrslid 13545 | . 2 ⊢ (.r = Slot (.r‘ndx) ∧ (.r‘ndx) ∈ ℕ) | |
| 4 | basendxnmulrndx 13547 | . . 3 ⊢ (Base‘ndx) ≠ (.r‘ndx) | |
| 5 | 4 | necomi 2505 | . 2 ⊢ (.r‘ndx) ≠ (Base‘ndx) |
| 6 | simpr 110 | . 2 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → 𝑅 ∈ 𝑊) | |
| 7 | simpl 109 | . 2 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → 𝐴 ∈ 𝑉) | |
| 8 | 1, 2, 3, 5, 6, 7 | resseqnbasd 13486 | 1 ⊢ ((𝐴 ∈ 𝑉 ∧ 𝑅 ∈ 𝑊) → · = (.r‘𝑆)) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 ‘cfv 5380 (class class class)co 6088 ndxcnx 13407 Basecbs 13410 ↾s cress 13411 .rcmulr 13491 |
| 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-lttrn 8299 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-3 9373 df-ndx 13413 df-slot 13414 df-base 13416 df-sets 13417 df-iress 13418 df-mulr 13504 |
| This theorem is used by: mgpress 14337 rngressid 14360 ringressid 14477 rdivmuldivd 14560 subrngmcl 14626 issubrng2 14627 subrngpropd 14633 subrg1 14648 subrgmcl 14650 subrgdvds 14652 subrguss 14653 subrginv 14654 subrgdv 14655 subrgunit 14656 subrgugrp 14657 issubrg2 14658 subrgpropd 14670 sralmod 14896 rnglidlmmgm 14942 rnglidlmsgrp 14943 rnglidlrng 14944 zringmulr 15043 issubassa3 15121 |
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