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Mirrors > Home > ILE Home > Th. List > addclsr | Unicode version |
Description: Closure of addition on signed reals. (Contributed by NM, 25-Jul-1995.) |
Ref | Expression |
---|---|
addclsr |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-nr 7743 |
. . 3
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2 | oveq1 5897 |
. . . 4
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3 | 2 | eleq1d 2257 |
. . 3
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4 | oveq2 5898 |
. . . 4
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5 | 4 | eleq1d 2257 |
. . 3
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6 | addsrpr 7761 |
. . . 4
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7 | addclpr 7553 |
. . . . . . 7
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8 | addclpr 7553 |
. . . . . . 7
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9 | 7, 8 | anim12i 338 |
. . . . . 6
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10 | 9 | an4s 588 |
. . . . 5
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11 | opelxpi 4672 |
. . . . 5
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12 | enrex 7753 |
. . . . . 6
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13 | 12 | ecelqsi 6606 |
. . . . 5
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14 | 10, 11, 13 | 3syl 17 |
. . . 4
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15 | 6, 14 | eqeltrd 2265 |
. . 3
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16 | 1, 3, 5, 15 | 2ecoptocl 6640 |
. 2
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17 | 16, 1 | eleqtrrdi 2282 |
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 1457 ax-7 1458 ax-gen 1459 ax-ie1 1503 ax-ie2 1504 ax-8 1514 ax-10 1515 ax-11 1516 ax-i12 1517 ax-bndl 1519 ax-4 1520 ax-17 1536 ax-i9 1540 ax-ial 1544 ax-i5r 1545 ax-13 2161 ax-14 2162 ax-ext 2170 ax-coll 4132 ax-sep 4135 ax-nul 4143 ax-pow 4188 ax-pr 4223 ax-un 4447 ax-setind 4550 ax-iinf 4601 |
This theorem depends on definitions: df-bi 117 df-dc 836 df-3or 980 df-3an 981 df-tru 1366 df-fal 1369 df-nf 1471 df-sb 1773 df-eu 2040 df-mo 2041 df-clab 2175 df-cleq 2181 df-clel 2184 df-nfc 2320 df-ne 2360 df-ral 2472 df-rex 2473 df-reu 2474 df-rab 2476 df-v 2753 df-sbc 2977 df-csb 3072 df-dif 3145 df-un 3147 df-in 3149 df-ss 3156 df-nul 3437 df-pw 3591 df-sn 3612 df-pr 3613 df-op 3615 df-uni 3824 df-int 3859 df-iun 3902 df-br 4018 df-opab 4079 df-mpt 4080 df-tr 4116 df-eprel 4303 df-id 4307 df-po 4310 df-iso 4311 df-iord 4380 df-on 4382 df-suc 4385 df-iom 4604 df-xp 4646 df-rel 4647 df-cnv 4648 df-co 4649 df-dm 4650 df-rn 4651 df-res 4652 df-ima 4653 df-iota 5192 df-fun 5232 df-fn 5233 df-f 5234 df-f1 5235 df-fo 5236 df-f1o 5237 df-fv 5238 df-ov 5893 df-oprab 5894 df-mpo 5895 df-1st 6158 df-2nd 6159 df-recs 6323 df-irdg 6388 df-1o 6434 df-2o 6435 df-oadd 6438 df-omul 6439 df-er 6552 df-ec 6554 df-qs 6558 df-ni 7320 df-pli 7321 df-mi 7322 df-lti 7323 df-plpq 7360 df-mpq 7361 df-enq 7363 df-nqqs 7364 df-plqqs 7365 df-mqqs 7366 df-1nqqs 7367 df-rq 7368 df-ltnqqs 7369 df-enq0 7440 df-nq0 7441 df-0nq0 7442 df-plq0 7443 df-mq0 7444 df-inp 7482 df-iplp 7484 df-enr 7742 df-nr 7743 df-plr 7744 |
This theorem is referenced by: ltm1sr 7793 caucvgsrlemoffval 7812 caucvgsrlemofff 7813 caucvgsrlemoffcau 7814 caucvgsrlemoffres 7816 caucvgsr 7818 map2psrprg 7821 suplocsrlemb 7822 suplocsrlem 7824 addcnsr 7850 mulcnsr 7851 addcnsrec 7858 mulcnsrec 7859 axaddcl 7880 axaddrcl 7881 axmulcl 7882 axaddass 7888 axmulass 7889 axdistr 7890 |
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