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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 8201 |
. 2
| |
| 2 | recn 8225 |
. . . . 5
| |
| 3 | df-neg 8412 |
. . . . . . 7
| |
| 4 | 3 | eqeq1i 2239 |
. . . . . 6
|
| 5 | recn 8225 |
. . . . . . 7
| |
| 6 | 0cn 8231 |
. . . . . . . 8
| |
| 7 | subadd 8441 |
. . . . . . . 8
| |
| 8 | 6, 7 | mp3an1 1361 |
. . . . . . 7
|
| 9 | 5, 8 | sylan 283 |
. . . . . 6
|
| 10 | 4, 9 | bitrid 192 |
. . . . 5
|
| 11 | 2, 10 | sylan2 286 |
. . . 4
|
| 12 | eleq1a 2303 |
. . . . 5
| |
| 13 | 12 | adantl 277 |
. . . 4
|
| 14 | 11, 13 | sylbird 170 |
. . 3
|
| 15 | 14 | rexlimdva 2651 |
. 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-setind 4641 ax-resscn 8184 ax-1cn 8185 ax-icn 8187 ax-addcl 8188 ax-addrcl 8189 ax-mulcl 8190 ax-addcom 8192 ax-addass 8194 ax-distr 8196 ax-i2m1 8197 ax-0id 8200 ax-rnegex 8201 ax-cnre 8203 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-ral 2516 df-rex 2517 df-reu 2518 df-rab 2520 df-v 2805 df-sbc 3033 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-br 4094 df-opab 4156 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-iota 5293 df-fun 5335 df-fv 5341 df-riota 5981 df-ov 6031 df-oprab 6032 df-mpo 6033 df-sub 8411 df-neg 8412 |
| This theorem is referenced by: renegcli 8500 resubcl 8502 negreb 8503 renegcld 8618 negf1o 8620 ltnegcon1 8702 ltnegcon2 8703 lenegcon1 8705 lenegcon2 8706 mullt0 8719 recexre 8817 elnnz 9550 btwnz 9660 supinfneg 9890 infsupneg 9891 supminfex 9892 ublbneg 9908 negm 9910 rpnegap 9982 negelrp 9983 xnegcl 10128 xnegneg 10129 xltnegi 10131 rexsub 10149 xnegid 10155 xnegdi 10164 xpncan 10167 xnpcan 10168 xposdif 10178 iooneg 10284 iccneg 10285 icoshftf1o 10287 infssuzex 10556 crim 11498 absnid 11713 absdiflt 11732 absdifle 11733 dfabsmax 11857 max0addsup 11859 negfi 11868 minmax 11870 mincl 11871 min1inf 11872 min2inf 11873 minabs 11876 minclpr 11877 mingeb 11882 xrminrecl 11913 xrminrpcl 11914 |
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