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Mirrors > Home > ILE Home > Th. List > opprmulfvalg | GIF version |
Description: Value of the multiplication operation of an opposite ring. (Contributed by Mario Carneiro, 1-Dec-2014.) |
Ref | Expression |
---|---|
opprval.1 | β’ π΅ = (Baseβπ ) |
opprval.2 | β’ Β· = (.rβπ ) |
opprval.3 | β’ π = (opprβπ ) |
opprmulfval.4 | β’ β = (.rβπ) |
Ref | Expression |
---|---|
opprmulfvalg | β’ (π β π β β = tpos Β· ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | opprmulfval.4 | . 2 β’ β = (.rβπ) | |
2 | opprval.1 | . . . . 5 β’ π΅ = (Baseβπ ) | |
3 | opprval.2 | . . . . 5 β’ Β· = (.rβπ ) | |
4 | opprval.3 | . . . . 5 β’ π = (opprβπ ) | |
5 | 2, 3, 4 | opprvalg 13163 | . . . 4 β’ (π β π β π = (π sSet β¨(.rβndx), tpos Β· β©)) |
6 | 5 | fveq2d 5517 | . . 3 β’ (π β π β (.rβπ) = (.rβ(π sSet β¨(.rβndx), tpos Β· β©))) |
7 | mulrslid 12581 | . . . . . . 7 β’ (.r = Slot (.rβndx) β§ (.rβndx) β β) | |
8 | 7 | slotex 12480 | . . . . . 6 β’ (π β π β (.rβπ ) β V) |
9 | 3, 8 | eqeltrid 2264 | . . . . 5 β’ (π β π β Β· β V) |
10 | tposexg 6255 | . . . . 5 β’ ( Β· β V β tpos Β· β V) | |
11 | 9, 10 | syl 14 | . . . 4 β’ (π β π β tpos Β· β V) |
12 | 7 | setsslid 12504 | . . . 4 β’ ((π β π β§ tpos Β· β V) β tpos Β· = (.rβ(π sSet β¨(.rβndx), tpos Β· β©))) |
13 | 11, 12 | mpdan 421 | . . 3 β’ (π β π β tpos Β· = (.rβ(π sSet β¨(.rβndx), tpos Β· β©))) |
14 | 6, 13 | eqtr4d 2213 | . 2 β’ (π β π β (.rβπ) = tpos Β· ) |
15 | 1, 14 | eqtrid 2222 | 1 β’ (π β π β β = tpos Β· ) |
Colors of variables: wff set class |
Syntax hints: β wi 4 = wceq 1353 β wcel 2148 Vcvv 2737 β¨cop 3595 βcfv 5214 (class class class)co 5871 tpos ctpos 6241 ndxcnx 12450 sSet csts 12451 Basecbs 12453 .rcmulr 12528 opprcoppr 13161 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-sep 4120 ax-nul 4128 ax-pow 4173 ax-pr 4208 ax-un 4432 ax-setind 4535 ax-cnex 7898 ax-resscn 7899 ax-1re 7901 ax-addrcl 7904 |
This theorem depends on definitions: df-bi 117 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ne 2348 df-ral 2460 df-rex 2461 df-rab 2464 df-v 2739 df-sbc 2963 df-csb 3058 df-dif 3131 df-un 3133 df-in 3135 df-ss 3142 df-nul 3423 df-pw 3577 df-sn 3598 df-pr 3599 df-op 3601 df-uni 3810 df-int 3845 df-br 4003 df-opab 4064 df-mpt 4065 df-id 4292 df-xp 4631 df-rel 4632 df-cnv 4633 df-co 4634 df-dm 4635 df-rn 4636 df-res 4637 df-ima 4638 df-iota 5176 df-fun 5216 df-fn 5217 df-fv 5222 df-ov 5874 df-oprab 5875 df-mpo 5876 df-tpos 6242 df-inn 8915 df-2 8973 df-3 8974 df-ndx 12456 df-slot 12457 df-sets 12460 df-mulr 12541 df-oppr 13162 |
This theorem is referenced by: opprmulg 13165 |
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