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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 7787 |
. . 3
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2 | oveq1 5925 |
. . . 4
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3 | 2 | eleq1d 2262 |
. . 3
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4 | oveq2 5926 |
. . . 4
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5 | 4 | eleq1d 2262 |
. . 3
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6 | addsrpr 7805 |
. . . 4
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7 | addclpr 7597 |
. . . . . . 7
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8 | addclpr 7597 |
. . . . . . 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 4691 |
. . . . 5
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12 | enrex 7797 |
. . . . . 6
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13 | 12 | ecelqsi 6643 |
. . . . 5
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14 | 10, 11, 13 | 3syl 17 |
. . . 4
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15 | 6, 14 | eqeltrd 2270 |
. . 3
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16 | 1, 3, 5, 15 | 2ecoptocl 6677 |
. 2
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17 | 16, 1 | eleqtrrdi 2287 |
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-3or 981 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-eprel 4320 df-id 4324 df-po 4327 df-iso 4328 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-1o 6469 df-2o 6470 df-oadd 6473 df-omul 6474 df-er 6587 df-ec 6589 df-qs 6593 df-ni 7364 df-pli 7365 df-mi 7366 df-lti 7367 df-plpq 7404 df-mpq 7405 df-enq 7407 df-nqqs 7408 df-plqqs 7409 df-mqqs 7410 df-1nqqs 7411 df-rq 7412 df-ltnqqs 7413 df-enq0 7484 df-nq0 7485 df-0nq0 7486 df-plq0 7487 df-mq0 7488 df-inp 7526 df-iplp 7528 df-enr 7786 df-nr 7787 df-plr 7788 |
This theorem is referenced by: ltm1sr 7837 caucvgsrlemoffval 7856 caucvgsrlemofff 7857 caucvgsrlemoffcau 7858 caucvgsrlemoffres 7860 caucvgsr 7862 map2psrprg 7865 suplocsrlemb 7866 suplocsrlem 7868 addcnsr 7894 mulcnsr 7895 addcnsrec 7902 mulcnsrec 7903 axaddcl 7924 axaddrcl 7925 axmulcl 7926 axaddass 7932 axmulass 7933 axdistr 7934 |
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