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| Mirrors > Home > ILE Home > Th. List > prdssgrpd | Unicode version | ||
| Description: The product of a family of semigroups is a semigroup. (Contributed by AV, 21-Feb-2025.) |
| Ref | Expression |
|---|---|
| prdssgrpd.y |
|
| prdssgrpd.i |
|
| prdssgrpd.s |
|
| prdssgrpd.r |
|
| Ref | Expression |
|---|---|
| prdssgrpd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqidd 2235 |
. 2
| |
| 2 | eqidd 2235 |
. 2
| |
| 3 | prdssgrpd.y |
. . . 4
| |
| 4 | eqid 2234 |
. . . 4
| |
| 5 | eqid 2234 |
. . . 4
| |
| 6 | prdssgrpd.s |
. . . . . 6
| |
| 7 | 6 | elexd 2829 |
. . . . 5
|
| 8 | 7 | adantr 276 |
. . . 4
|
| 9 | prdssgrpd.i |
. . . . . 6
| |
| 10 | 9 | elexd 2829 |
. . . . 5
|
| 11 | 10 | adantr 276 |
. . . 4
|
| 12 | prdssgrpd.r |
. . . . 5
| |
| 13 | 12 | adantr 276 |
. . . 4
|
| 14 | simprl 531 |
. . . 4
| |
| 15 | simprr 533 |
. . . 4
| |
| 16 | 3, 4, 5, 8, 11, 13, 14, 15 | prdsplusgsgrpcl 14137 |
. . 3
|
| 17 | 16 | 3impb 1226 |
. 2
|
| 18 | 12 | ffvelcdmda 5818 |
. . . . . . 7
|
| 19 | 18 | adantlr 477 |
. . . . . 6
|
| 20 | 7 | ad2antrr 488 |
. . . . . . 7
|
| 21 | 10 | ad2antrr 488 |
. . . . . . 7
|
| 22 | 12 | ffnd 5515 |
. . . . . . . 8
|
| 23 | 22 | ad2antrr 488 |
. . . . . . 7
|
| 24 | simplr1 1066 |
. . . . . . 7
| |
| 25 | simpr 110 |
. . . . . . 7
| |
| 26 | 3, 4, 20, 21, 23, 24, 25 | prdsbasprj 14129 |
. . . . . 6
|
| 27 | simplr2 1067 |
. . . . . . 7
| |
| 28 | 3, 4, 20, 21, 23, 27, 25 | prdsbasprj 14129 |
. . . . . 6
|
| 29 | simplr3 1068 |
. . . . . . 7
| |
| 30 | 3, 4, 20, 21, 23, 29, 25 | prdsbasprj 14129 |
. . . . . 6
|
| 31 | eqid 2234 |
. . . . . . 7
| |
| 32 | eqid 2234 |
. . . . . . 7
| |
| 33 | 31, 32 | sgrpass 13676 |
. . . . . 6
|
| 34 | 19, 26, 28, 30, 33 | syl13anc 1276 |
. . . . 5
|
| 35 | 3, 4, 20, 21, 23, 24, 27, 5, 25 | prdsplusgfval 14131 |
. . . . . 6
|
| 36 | 35 | oveq1d 6074 |
. . . . 5
|
| 37 | 3, 4, 20, 21, 23, 27, 29, 5, 25 | prdsplusgfval 14131 |
. . . . . 6
|
| 38 | 37 | oveq2d 6075 |
. . . . 5
|
| 39 | 34, 36, 38 | 3eqtr4d 2277 |
. . . 4
|
| 40 | 39 | mpteq2dva 4206 |
. . 3
|
| 41 | 7 | adantr 276 |
. . . 4
|
| 42 | 10 | adantr 276 |
. . . 4
|
| 43 | 22 | adantr 276 |
. . . 4
|
| 44 | 16 | 3adantr3 1185 |
. . . 4
|
| 45 | simpr3 1032 |
. . . 4
| |
| 46 | 3, 4, 41, 42, 43, 44, 45, 5 | prdsplusgval 14130 |
. . 3
|
| 47 | simpr1 1030 |
. . . 4
| |
| 48 | 12 | adantr 276 |
. . . . 5
|
| 49 | simpr2 1031 |
. . . . 5
| |
| 50 | 3, 4, 5, 41, 42, 48, 49, 45 | prdsplusgsgrpcl 14137 |
. . . 4
|
| 51 | 3, 4, 41, 42, 43, 47, 50, 5 | prdsplusgval 14130 |
. . 3
|
| 52 | 40, 46, 51 | 3eqtr4d 2277 |
. 2
|
| 53 | 12, 9 | fexd 5922 |
. . . 4
|
| 54 | prdsex 14119 |
. . . 4
| |
| 55 | 6, 53, 54 | syl2anc 411 |
. . 3
|
| 56 | 3, 55 | eqeltrid 2321 |
. 2
|
| 57 | 1, 2, 17, 52, 56 | issgrpd 13680 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-coll 4231 ax-sep 4234 ax-pow 4293 ax-pr 4328 ax-un 4560 ax-setind 4665 ax-cnex 8235 ax-resscn 8236 ax-1cn 8237 ax-1re 8238 ax-icn 8239 ax-addcl 8240 ax-addrcl 8241 ax-mulcl 8242 ax-addcom 8244 ax-mulcom 8245 ax-addass 8246 ax-mulass 8247 ax-distr 8248 ax-i2m1 8249 ax-0lt1 8250 ax-1rid 8251 ax-0id 8252 ax-rnegex 8253 ax-cnre 8255 ax-pre-ltirr 8256 ax-pre-ltwlin 8257 ax-pre-lttrn 8258 ax-pre-apti 8259 ax-pre-ltadd 8260 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rab 2531 df-v 2817 df-sbc 3046 df-csb 3142 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-nul 3513 df-pw 3677 df-sn 3701 df-pr 3702 df-tp 3703 df-op 3704 df-uni 3921 df-int 3956 df-iun 3999 df-br 4116 df-opab 4178 df-mpt 4179 df-id 4420 df-xp 4761 df-rel 4762 df-cnv 4763 df-co 4764 df-dm 4765 df-rn 4766 df-res 4767 df-ima 4768 df-iota 5318 df-fun 5360 df-fn 5361 df-f 5362 df-f1 5363 df-fo 5364 df-f1o 5365 df-fv 5366 df-riota 6012 df-ov 6062 df-oprab 6063 df-mpo 6064 df-1st 6348 df-2nd 6349 df-map 6898 df-ixp 6948 df-sup 7289 df-pnf 8327 df-mnf 8328 df-xr 8329 df-ltxr 8330 df-le 8331 df-sub 8464 df-neg 8465 df-inn 9259 df-2 9317 df-3 9318 df-4 9319 df-5 9320 df-6 9321 df-7 9322 df-8 9323 df-9 9324 df-n0 9518 df-z 9599 df-dec 9732 df-uz 9876 df-fz 10366 df-struct 13303 df-ndx 13304 df-slot 13305 df-base 13307 df-plusg 13392 df-mulr 13393 df-sca 13395 df-vsca 13396 df-ip 13397 df-tset 13398 df-ple 13399 df-ds 13401 df-hom 13403 df-cco 13404 df-rest 13543 df-topn 13544 df-topgen 13562 df-pt 13563 df-mgm 13624 df-sgrp 13670 df-prds 14117 |
| This theorem is referenced by: (None) |
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