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| Mirrors > Home > ILE Home > Th. List > addlocpr | Unicode version | ||
| Description: Locatedness of addition
on positive reals. Lemma 11.16 in
[BauerTaylor], p. 53. The proof in
BauerTaylor relies on signed
rationals, so we replace it with another proof which applies prarloc 7870
to both |
| Ref | Expression |
|---|---|
| addlocpr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltexnqq 7775 |
. . . . . 6
| |
| 2 | 1 | biimpa 296 |
. . . . 5
|
| 3 | 2 | 3adant1 1046 |
. . . 4
|
| 4 | halfnqq 7777 |
. . . . . 6
| |
| 5 | 4 | ad2antrl 494 |
. . . . 5
|
| 6 | prop 7842 |
. . . . . . . . . 10
| |
| 7 | prarloc 7870 |
. . . . . . . . . 10
| |
| 8 | 6, 7 | sylan 283 |
. . . . . . . . 9
|
| 9 | 8 | adantlr 481 |
. . . . . . . 8
|
| 10 | 9 | 3ad2antl1 1190 |
. . . . . . 7
|
| 11 | 10 | ad2ant2r 513 |
. . . . . 6
|
| 12 | prop 7842 |
. . . . . . . . . . . . . 14
| |
| 13 | prarloc 7870 |
. . . . . . . . . . . . . 14
| |
| 14 | 12, 13 | sylan 283 |
. . . . . . . . . . . . 13
|
| 15 | 14 | adantll 480 |
. . . . . . . . . . . 12
|
| 16 | 15 | 3ad2antl1 1190 |
. . . . . . . . . . 11
|
| 17 | 16 | ad2ant2r 513 |
. . . . . . . . . 10
|
| 18 | 17 | adantr 276 |
. . . . . . . . 9
|
| 19 | simpll1 1067 |
. . . . . . . . . . . . . 14
| |
| 20 | 19 | ad2antrr 492 |
. . . . . . . . . . . . 13
|
| 21 | 20 | simpld 112 |
. . . . . . . . . . . 12
|
| 22 | 20 | simprd 114 |
. . . . . . . . . . . 12
|
| 23 | simpll3 1069 |
. . . . . . . . . . . . 13
| |
| 24 | 23 | ad2antrr 492 |
. . . . . . . . . . . 12
|
| 25 | simplrl 541 |
. . . . . . . . . . . . 13
| |
| 26 | 25 | adantr 276 |
. . . . . . . . . . . 12
|
| 27 | simplrr 542 |
. . . . . . . . . . . . . 14
| |
| 28 | oveq2 6093 |
. . . . . . . . . . . . . . . 16
| |
| 29 | 28 | eqeq1d 2247 |
. . . . . . . . . . . . . . 15
|
| 30 | 29 | ad2antll 495 |
. . . . . . . . . . . . . 14
|
| 31 | 27, 30 | mpbird 167 |
. . . . . . . . . . . . 13
|
| 32 | 31 | ad2antrr 492 |
. . . . . . . . . . . 12
|
| 33 | simprll 543 |
. . . . . . . . . . . . 13
| |
| 34 | 33 | adantr 276 |
. . . . . . . . . . . 12
|
| 35 | simprlr 544 |
. . . . . . . . . . . . 13
| |
| 36 | 35 | adantr 276 |
. . . . . . . . . . . 12
|
| 37 | simplrr 542 |
. . . . . . . . . . . 12
| |
| 38 | simprll 543 |
. . . . . . . . . . . 12
| |
| 39 | simprlr 544 |
. . . . . . . . . . . 12
| |
| 40 | simprr 537 |
. . . . . . . . . . . 12
| |
| 41 | 21, 22, 24, 26, 32, 34, 36, 37, 38, 39, 40 | addlocprlem 7902 |
. . . . . . . . . . 11
|
| 42 | 41 | expr 375 |
. . . . . . . . . 10
|
| 43 | 42 | rexlimdvva 2676 |
. . . . . . . . 9
|
| 44 | 18, 43 | mpd 13 |
. . . . . . . 8
|
| 45 | 44 | expr 375 |
. . . . . . 7
|
| 46 | 45 | rexlimdvva 2676 |
. . . . . 6
|
| 47 | 11, 46 | mpd 13 |
. . . . 5
|
| 48 | 5, 47 | rexlimddv 2673 |
. . . 4
|
| 49 | 3, 48 | rexlimddv 2673 |
. . 3
|
| 50 | 49 | 3expia 1236 |
. 2
|
| 51 | 50 | ralrimivva 2632 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4246 ax-sep 4249 ax-nul 4259 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-iinf 4735 |
| This proof depends on definitions: df-bi 117 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-tr 4230 df-eprel 4434 df-id 4438 df-po 4441 df-iso 4442 df-iord 4511 df-on 4513 df-suc 4516 df-iom 4738 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-fo 5383 df-f1o 5384 df-fv 5385 df-ov 6088 df-oprab 6089 df-mpo 6090 df-1st 6374 df-2nd 6375 df-recs 6576 df-irdg 6641 df-1o 6687 df-2o 6688 df-oadd 6691 df-omul 6692 df-er 6807 df-ec 6809 df-qs 6813 df-ni 7671 df-pli 7672 df-mi 7673 df-lti 7674 df-plpq 7711 df-mpq 7712 df-enq 7714 df-nqqs 7715 df-plqqs 7716 df-mqqs 7717 df-1nqqs 7718 df-rq 7719 df-ltnqqs 7720 df-enq0 7791 df-nq0 7792 df-0nq0 7793 df-plq0 7794 df-mq0 7795 df-inp 7833 df-iplp 7835 |
| This theorem is used by: addclpr 7904 |
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