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| Mirrors > Home > MPE Home > Th. List > opprlemOLD | Structured version Visualization version GIF version | ||
| Description: Obsolete version of opprlem 20339 as of 6-Nov-2024. Lemma for opprbas 20341 and oppradd 20343. (Contributed by Mario Carneiro, 1-Dec-2014.) (New usage is discouraged.) (Proof modification is discouraged.) |
| Ref | Expression |
|---|---|
| opprbas.1 | ⊢ 𝑂 = (oppr‘𝑅) |
| opprlemOLD.2 | ⊢ 𝐸 = Slot 𝑁 |
| opprlemOLD.3 | ⊢ 𝑁 ∈ ℕ |
| opprlemOLD.4 | ⊢ 𝑁 < 3 |
| Ref | Expression |
|---|---|
| opprlemOLD | ⊢ (𝐸‘𝑅) = (𝐸‘𝑂) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | opprlemOLD.2 | . . . 4 ⊢ 𝐸 = Slot 𝑁 | |
| 2 | opprlemOLD.3 | . . . 4 ⊢ 𝑁 ∈ ℕ | |
| 3 | 1, 2 | ndxid 17234 | . . 3 ⊢ 𝐸 = Slot (𝐸‘ndx) |
| 4 | 2 | nnrei 12275 | . . . . 5 ⊢ 𝑁 ∈ ℝ |
| 5 | opprlemOLD.4 | . . . . 5 ⊢ 𝑁 < 3 | |
| 6 | 4, 5 | ltneii 11374 | . . . 4 ⊢ 𝑁 ≠ 3 |
| 7 | 1, 2 | ndxarg 17233 | . . . . 5 ⊢ (𝐸‘ndx) = 𝑁 |
| 8 | mulrndx 17337 | . . . . 5 ⊢ (.r‘ndx) = 3 | |
| 9 | 7, 8 | neeq12i 3007 | . . . 4 ⊢ ((𝐸‘ndx) ≠ (.r‘ndx) ↔ 𝑁 ≠ 3) |
| 10 | 6, 9 | mpbir 231 | . . 3 ⊢ (𝐸‘ndx) ≠ (.r‘ndx) |
| 11 | 3, 10 | setsnid 17245 | . 2 ⊢ (𝐸‘𝑅) = (𝐸‘(𝑅 sSet 〈(.r‘ndx), tpos (.r‘𝑅)〉)) |
| 12 | eqid 2737 | . . . 4 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 13 | eqid 2737 | . . . 4 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 14 | opprbas.1 | . . . 4 ⊢ 𝑂 = (oppr‘𝑅) | |
| 15 | 12, 13, 14 | opprval 20335 | . . 3 ⊢ 𝑂 = (𝑅 sSet 〈(.r‘ndx), tpos (.r‘𝑅)〉) |
| 16 | 15 | fveq2i 6909 | . 2 ⊢ (𝐸‘𝑂) = (𝐸‘(𝑅 sSet 〈(.r‘ndx), tpos (.r‘𝑅)〉)) |
| 17 | 11, 16 | eqtr4i 2768 | 1 ⊢ (𝐸‘𝑅) = (𝐸‘𝑂) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1540 ∈ wcel 2108 ≠ wne 2940 〈cop 4632 class class class wbr 5143 ‘cfv 6561 (class class class)co 7431 tpos ctpos 8250 < clt 11295 ℕcn 12266 3c3 12322 sSet csts 17200 Slot cslot 17218 ndxcnx 17230 Basecbs 17247 .rcmulr 17298 opprcoppr 20333 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2708 ax-sep 5296 ax-nul 5306 ax-pow 5365 ax-pr 5432 ax-un 7755 ax-cnex 11211 ax-resscn 11212 ax-1cn 11213 ax-icn 11214 ax-addcl 11215 ax-addrcl 11216 ax-mulcl 11217 ax-mulrcl 11218 ax-i2m1 11223 ax-1ne0 11224 ax-rrecex 11227 ax-cnre 11228 ax-pre-lttri 11229 ax-pre-lttrn 11230 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2065 df-mo 2540 df-eu 2569 df-clab 2715 df-cleq 2729 df-clel 2816 df-nfc 2892 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-reu 3381 df-rab 3437 df-v 3482 df-sbc 3789 df-csb 3900 df-dif 3954 df-un 3956 df-in 3958 df-ss 3968 df-pss 3971 df-nul 4334 df-if 4526 df-pw 4602 df-sn 4627 df-pr 4629 df-op 4633 df-uni 4908 df-iun 4993 df-br 5144 df-opab 5206 df-mpt 5226 df-tr 5260 df-id 5578 df-eprel 5584 df-po 5592 df-so 5593 df-fr 5637 df-we 5639 df-xp 5691 df-rel 5692 df-cnv 5693 df-co 5694 df-dm 5695 df-rn 5696 df-res 5697 df-ima 5698 df-pred 6321 df-ord 6387 df-on 6388 df-lim 6389 df-suc 6390 df-iota 6514 df-fun 6563 df-fn 6564 df-f 6565 df-f1 6566 df-fo 6567 df-f1o 6568 df-fv 6569 df-ov 7434 df-oprab 7435 df-mpo 7436 df-om 7888 df-2nd 8015 df-tpos 8251 df-frecs 8306 df-wrecs 8337 df-recs 8411 df-rdg 8450 df-er 8745 df-en 8986 df-dom 8987 df-sdom 8988 df-pnf 11297 df-mnf 11298 df-ltxr 11300 df-nn 12267 df-2 12329 df-3 12330 df-sets 17201 df-slot 17219 df-ndx 17231 df-mulr 17311 df-oppr 20334 |
| This theorem is referenced by: opprbasOLD 20342 oppraddOLD 20344 |
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