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Mirrors > Home > ILE Home > Th. List > mulclpi | Unicode version |
Description: Closure of multiplication of positive integers. (Contributed by NM, 18-Oct-1995.) |
Ref | Expression |
---|---|
mulclpi |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mulpiord 7149 |
. 2
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2 | pinn 7141 |
. . . 4
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3 | pinn 7141 |
. . . 4
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4 | nnmcl 6385 |
. . . 4
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5 | 2, 3, 4 | syl2an 287 |
. . 3
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6 | elni2 7146 |
. . . . . . 7
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7 | 6 | simprbi 273 |
. . . . . 6
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8 | 7 | adantl 275 |
. . . . 5
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9 | 3 | adantl 275 |
. . . . . 6
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10 | 2 | adantr 274 |
. . . . . 6
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11 | elni2 7146 |
. . . . . . . 8
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12 | 11 | simprbi 273 |
. . . . . . 7
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13 | 12 | adantr 274 |
. . . . . 6
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14 | nnmordi 6420 |
. . . . . 6
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15 | 9, 10, 13, 14 | syl21anc 1216 |
. . . . 5
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16 | 8, 15 | mpd 13 |
. . . 4
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17 | ne0i 3374 |
. . . 4
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18 | 16, 17 | syl 14 |
. . 3
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19 | elni 7140 |
. . 3
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20 | 5, 18, 19 | sylanbrc 414 |
. 2
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21 | 1, 20 | eqeltrd 2217 |
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 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1483 ax-10 1484 ax-11 1485 ax-i12 1486 ax-bndl 1487 ax-4 1488 ax-13 1492 ax-14 1493 ax-17 1507 ax-i9 1511 ax-ial 1515 ax-i5r 1516 ax-ext 2122 ax-coll 4051 ax-sep 4054 ax-nul 4062 ax-pow 4106 ax-pr 4139 ax-un 4363 ax-setind 4460 ax-iinf 4510 |
This theorem depends on definitions: df-bi 116 df-dc 821 df-3an 965 df-tru 1335 df-fal 1338 df-nf 1438 df-sb 1737 df-eu 2003 df-mo 2004 df-clab 2127 df-cleq 2133 df-clel 2136 df-nfc 2271 df-ne 2310 df-ral 2422 df-rex 2423 df-reu 2424 df-rab 2426 df-v 2691 df-sbc 2914 df-csb 3008 df-dif 3078 df-un 3080 df-in 3082 df-ss 3089 df-nul 3369 df-pw 3517 df-sn 3538 df-pr 3539 df-op 3541 df-uni 3745 df-int 3780 df-iun 3823 df-br 3938 df-opab 3998 df-mpt 3999 df-tr 4035 df-id 4223 df-iord 4296 df-on 4298 df-suc 4301 df-iom 4513 df-xp 4553 df-rel 4554 df-cnv 4555 df-co 4556 df-dm 4557 df-rn 4558 df-res 4559 df-ima 4560 df-iota 5096 df-fun 5133 df-fn 5134 df-f 5135 df-f1 5136 df-fo 5137 df-f1o 5138 df-fv 5139 df-ov 5785 df-oprab 5786 df-mpo 5787 df-1st 6046 df-2nd 6047 df-recs 6210 df-irdg 6275 df-oadd 6325 df-omul 6326 df-ni 7136 df-mi 7138 |
This theorem is referenced by: mulasspig 7164 distrpig 7165 ltmpig 7171 enqer 7190 enqdc 7193 addcmpblnq 7199 mulcmpblnq 7200 addpipqqslem 7201 mulpipq2 7203 mulpipqqs 7205 ordpipqqs 7206 addclnq 7207 mulclnq 7208 addcomnqg 7213 addassnqg 7214 mulassnqg 7216 mulcanenq 7217 distrnqg 7219 recexnq 7222 nqtri3or 7228 ltdcnq 7229 ltsonq 7230 ltanqg 7232 ltmnqg 7233 1lt2nq 7238 ltexnqq 7240 archnqq 7249 addcmpblnq0 7275 mulcmpblnq0 7276 mulcanenq0ec 7277 addclnq0 7283 mulclnq0 7284 nqpnq0nq 7285 nqnq0a 7286 nqnq0m 7287 nq0m0r 7288 distrnq0 7291 addassnq0lemcl 7293 |
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