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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 7377 |
. 2
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2 | pinn 7369 |
. . . 4
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3 | pinn 7369 |
. . . 4
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4 | nnmcl 6534 |
. . . 4
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5 | 2, 3, 4 | syl2an 289 |
. . 3
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6 | elni2 7374 |
. . . . . . 7
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7 | 6 | simprbi 275 |
. . . . . 6
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8 | 7 | adantl 277 |
. . . . 5
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9 | 3 | adantl 277 |
. . . . . 6
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10 | 2 | adantr 276 |
. . . . . 6
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11 | elni2 7374 |
. . . . . . . 8
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12 | 11 | simprbi 275 |
. . . . . . 7
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13 | 12 | adantr 276 |
. . . . . 6
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14 | nnmordi 6569 |
. . . . . 6
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15 | 9, 10, 13, 14 | syl21anc 1248 |
. . . . 5
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16 | 8, 15 | mpd 13 |
. . . 4
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17 | ne0i 3453 |
. . . 4
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18 | 16, 17 | syl 14 |
. . 3
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19 | elni 7368 |
. . 3
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20 | 5, 18, 19 | sylanbrc 417 |
. 2
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21 | 1, 20 | eqeltrd 2270 |
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 2166 ax-14 2167 ax-ext 2175 ax-coll 4144 ax-sep 4147 ax-nul 4155 ax-pow 4203 ax-pr 4238 ax-un 4464 ax-setind 4569 ax-iinf 4620 |
This theorem depends on definitions: df-bi 117 df-dc 836 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ne 2365 df-ral 2477 df-rex 2478 df-reu 2479 df-rab 2481 df-v 2762 df-sbc 2986 df-csb 3081 df-dif 3155 df-un 3157 df-in 3159 df-ss 3166 df-nul 3447 df-pw 3603 df-sn 3624 df-pr 3625 df-op 3627 df-uni 3836 df-int 3871 df-iun 3914 df-br 4030 df-opab 4091 df-mpt 4092 df-tr 4128 df-id 4324 df-iord 4397 df-on 4399 df-suc 4402 df-iom 4623 df-xp 4665 df-rel 4666 df-cnv 4667 df-co 4668 df-dm 4669 df-rn 4670 df-res 4671 df-ima 4672 df-iota 5215 df-fun 5256 df-fn 5257 df-f 5258 df-f1 5259 df-fo 5260 df-f1o 5261 df-fv 5262 df-ov 5921 df-oprab 5922 df-mpo 5923 df-1st 6193 df-2nd 6194 df-recs 6358 df-irdg 6423 df-oadd 6473 df-omul 6474 df-ni 7364 df-mi 7366 |
This theorem is referenced by: mulasspig 7392 distrpig 7393 ltmpig 7399 enqer 7418 enqdc 7421 addcmpblnq 7427 mulcmpblnq 7428 addpipqqslem 7429 mulpipq2 7431 mulpipqqs 7433 ordpipqqs 7434 addclnq 7435 mulclnq 7436 addcomnqg 7441 addassnqg 7442 mulassnqg 7444 mulcanenq 7445 distrnqg 7447 recexnq 7450 nqtri3or 7456 ltdcnq 7457 ltsonq 7458 ltanqg 7460 ltmnqg 7461 1lt2nq 7466 ltexnqq 7468 archnqq 7477 addcmpblnq0 7503 mulcmpblnq0 7504 mulcanenq0ec 7505 addclnq0 7511 mulclnq0 7512 nqpnq0nq 7513 nqnq0a 7514 nqnq0m 7515 nq0m0r 7516 distrnq0 7519 addassnq0lemcl 7521 |
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