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Mirrors > Home > ILE Home > Th. List > dvdsunit | Unicode version |
Description: A divisor of a unit is a unit. (Contributed by Mario Carneiro, 18-Apr-2016.) |
Ref | Expression |
---|---|
dvdsunit.1 |
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dvdsunit.3 |
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Ref | Expression |
---|---|
dvdsunit |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | crngring 13387 |
. . . 4
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2 | eqid 2189 |
. . . . . 6
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3 | dvdsunit.3 |
. . . . . 6
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4 | 2, 3 | dvdsrtr 13476 |
. . . . 5
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5 | 4 | 3expia 1207 |
. . . 4
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6 | 1, 5 | sylan 283 |
. . 3
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7 | dvdsunit.1 |
. . . . 5
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8 | eqid 2189 |
. . . . 5
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9 | 7, 8, 3 | crngunit 13486 |
. . . 4
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10 | 9 | adantr 276 |
. . 3
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11 | 7, 8, 3 | crngunit 13486 |
. . . 4
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12 | 11 | adantr 276 |
. . 3
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13 | 6, 10, 12 | 3imtr4d 203 |
. 2
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14 | 13 | 3impia 1202 |
1
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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 615 ax-in2 616 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2162 ax-14 2163 ax-ext 2171 ax-coll 4136 ax-sep 4139 ax-nul 4147 ax-pow 4195 ax-pr 4230 ax-un 4454 ax-setind 4557 ax-cnex 7937 ax-resscn 7938 ax-1cn 7939 ax-1re 7940 ax-icn 7941 ax-addcl 7942 ax-addrcl 7943 ax-mulcl 7944 ax-addcom 7946 ax-addass 7948 ax-i2m1 7951 ax-0lt1 7952 ax-0id 7954 ax-rnegex 7955 ax-pre-ltirr 7958 ax-pre-lttrn 7960 ax-pre-ltadd 7962 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1472 df-sb 1774 df-eu 2041 df-mo 2042 df-clab 2176 df-cleq 2182 df-clel 2185 df-nfc 2321 df-ne 2361 df-nel 2456 df-ral 2473 df-rex 2474 df-reu 2475 df-rmo 2476 df-rab 2477 df-v 2754 df-sbc 2978 df-csb 3073 df-dif 3146 df-un 3148 df-in 3150 df-ss 3157 df-nul 3438 df-pw 3595 df-sn 3616 df-pr 3617 df-op 3619 df-uni 3828 df-int 3863 df-iun 3906 df-br 4022 df-opab 4083 df-mpt 4084 df-id 4314 df-xp 4653 df-rel 4654 df-cnv 4655 df-co 4656 df-dm 4657 df-rn 4658 df-res 4659 df-ima 4660 df-iota 5199 df-fun 5240 df-fn 5241 df-f 5242 df-f1 5243 df-fo 5244 df-f1o 5245 df-fv 5246 df-riota 5855 df-ov 5903 df-oprab 5904 df-mpo 5905 df-tpos 6274 df-pnf 8029 df-mnf 8030 df-ltxr 8032 df-inn 8955 df-2 9013 df-3 9014 df-ndx 12526 df-slot 12527 df-base 12529 df-sets 12530 df-plusg 12613 df-mulr 12614 df-0g 12774 df-mgm 12843 df-sgrp 12888 df-mnd 12901 df-grp 12971 df-minusg 12972 df-cmn 13250 df-abl 13251 df-mgp 13300 df-ur 13339 df-srg 13343 df-ring 13377 df-cring 13378 df-oppr 13443 df-dvdsr 13464 df-unit 13465 |
This theorem is referenced by: unitmulclb 13489 |
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