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| Mirrors > Home > ILE Home > Th. List > renegcl | Unicode version | ||
| Description: Closure law for negative of reals. (Contributed by NM, 20-Jan-1997.) |
| Ref | Expression |
|---|---|
| renegcl |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ax-rnegex 8108 |
. 2
| |
| 2 | recn 8132 |
. . . . 5
| |
| 3 | df-neg 8320 |
. . . . . . 7
| |
| 4 | 3 | eqeq1i 2237 |
. . . . . 6
|
| 5 | recn 8132 |
. . . . . . 7
| |
| 6 | 0cn 8138 |
. . . . . . . 8
| |
| 7 | subadd 8349 |
. . . . . . . 8
| |
| 8 | 6, 7 | mp3an1 1358 |
. . . . . . 7
|
| 9 | 5, 8 | sylan 283 |
. . . . . 6
|
| 10 | 4, 9 | bitrid 192 |
. . . . 5
|
| 11 | 2, 10 | sylan2 286 |
. . . 4
|
| 12 | eleq1a 2301 |
. . . . 5
| |
| 13 | 12 | adantl 277 |
. . . 4
|
| 14 | 11, 13 | sylbird 170 |
. . 3
|
| 15 | 14 | rexlimdva 2648 |
. 2
|
| 16 | 1, 15 | mpd 13 |
1
|
| 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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-14 2203 ax-ext 2211 ax-sep 4202 ax-pow 4258 ax-pr 4293 ax-setind 4629 ax-resscn 8091 ax-1cn 8092 ax-icn 8094 ax-addcl 8095 ax-addrcl 8096 ax-mulcl 8097 ax-addcom 8099 ax-addass 8101 ax-distr 8103 ax-i2m1 8104 ax-0id 8107 ax-rnegex 8108 ax-cnre 8110 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2801 df-sbc 3029 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-br 4084 df-opab 4146 df-id 4384 df-xp 4725 df-rel 4726 df-cnv 4727 df-co 4728 df-dm 4729 df-iota 5278 df-fun 5320 df-fv 5326 df-riota 5954 df-ov 6004 df-oprab 6005 df-mpo 6006 df-sub 8319 df-neg 8320 |
| This theorem is referenced by: renegcli 8408 resubcl 8410 negreb 8411 renegcld 8526 negf1o 8528 ltnegcon1 8610 ltnegcon2 8611 lenegcon1 8613 lenegcon2 8614 mullt0 8627 recexre 8725 elnnz 9456 btwnz 9566 supinfneg 9790 infsupneg 9791 supminfex 9792 ublbneg 9808 negm 9810 rpnegap 9882 negelrp 9883 xnegcl 10028 xnegneg 10029 xltnegi 10031 rexsub 10049 xnegid 10055 xnegdi 10064 xpncan 10067 xnpcan 10068 xposdif 10078 iooneg 10184 iccneg 10185 icoshftf1o 10187 infssuzex 10453 crim 11369 absnid 11584 absdiflt 11603 absdifle 11604 dfabsmax 11728 max0addsup 11730 negfi 11739 minmax 11741 mincl 11742 min1inf 11743 min2inf 11744 minabs 11747 minclpr 11748 mingeb 11753 xrminrecl 11784 xrminrpcl 11785 |
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