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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 8252 |
. 2
| |
| 2 | recn 8276 |
. . . . 5
| |
| 3 | df-neg 8463 |
. . . . . . 7
| |
| 4 | 3 | eqeq1i 2242 |
. . . . . 6
|
| 5 | recn 8276 |
. . . . . . 7
| |
| 6 | 0cn 8282 |
. . . . . . . 8
| |
| 7 | subadd 8492 |
. . . . . . . 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 2306 |
. . . . 5
| |
| 13 | 12 | adantl 277 |
. . . 4
|
| 14 | 11, 13 | sylbird 170 |
. . 3
|
| 15 | 14 | rexlimdva 2662 |
. 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 2208 ax-ext 2216 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-setind 4664 ax-resscn 8235 ax-1cn 8236 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-addcom 8243 ax-addass 8245 ax-distr 8247 ax-i2m1 8248 ax-0id 8251 ax-rnegex 8252 ax-cnre 8254 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-ral 2527 df-rex 2528 df-reu 2529 df-rab 2531 df-v 2817 df-sbc 3046 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-br 4115 df-opab 4177 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-iota 5317 df-fun 5359 df-fv 5365 df-riota 6011 df-ov 6061 df-oprab 6062 df-mpo 6063 df-sub 8462 df-neg 8463 |
| This theorem is referenced by: renegcli 8551 resubcl 8553 negreb 8554 renegcld 8670 negf1o 8672 ltnegcon1 8754 ltnegcon2 8755 lenegcon1 8757 lenegcon2 8758 mullt0 8771 recexre 8869 elnnz 9604 btwnz 9715 supinfneg 9945 infsupneg 9946 supminfex 9947 ublbneg 9963 negm 9965 rpnegap 10037 negelrp 10038 xnegcl 10184 xnegneg 10185 xltnegi 10187 rexsub 10205 xnegid 10211 xnegdi 10220 xpncan 10223 xnpcan 10224 xposdif 10234 iooneg 10340 iccneg 10341 icoshftf1o 10343 infssuzex 10615 crim 11568 absnid 11783 absdiflt 11802 absdifle 11803 dfabsmax 11927 max0addsup 11929 negfi 11938 minmax 11940 mincl 11941 min1inf 11942 min2inf 11943 minabs 11946 minclpr 11947 mingeb 11952 xrminrecl 11983 xrminrpcl 11984 |
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