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| Mirrors > Home > ILE Home > Th. List > recp1lt1 | Unicode version | ||
| Description: Construct a number less than 1 from any nonnegative number. (Contributed by NM, 30-Dec-2005.) |
| Ref | Expression |
|---|---|
| recp1lt1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl 109 |
. . . . 5
| |
| 2 | ltp1 9007 |
. . . . 5
| |
| 3 | 1, 2 | syl 14 |
. . . 4
|
| 4 | 1 | recnd 8191 |
. . . . 5
|
| 5 | 1cnd 8178 |
. . . . 5
| |
| 6 | 4, 5 | addcomd 8313 |
. . . 4
|
| 7 | 3, 6 | breqtrd 4109 |
. . 3
|
| 8 | 5, 4 | addcld 8182 |
. . . 4
|
| 9 | 1red 8177 |
. . . . . 6
| |
| 10 | 9, 1 | readdcld 8192 |
. . . . 5
|
| 11 | 1re 8161 |
. . . . . 6
| |
| 12 | 0lt1 8289 |
. . . . . . 7
| |
| 13 | addgtge0 8613 |
. . . . . . 7
| |
| 14 | 12, 13 | mpanr1 437 |
. . . . . 6
|
| 15 | 11, 14 | mpanl1 434 |
. . . . 5
|
| 16 | 10, 15 | gt0ap0d 8792 |
. . . 4
|
| 17 | 4, 8, 16 | divcanap1d 8954 |
. . 3
|
| 18 | 8 | mulid2d 8181 |
. . 3
|
| 19 | 7, 17, 18 | 3brtr4d 4115 |
. 2
|
| 20 | 1, 10, 16 | redivclapd 8998 |
. . 3
|
| 21 | ltmul1 8755 |
. . 3
| |
| 22 | 20, 9, 10, 15, 21 | syl112anc 1275 |
. 2
|
| 23 | 19, 22 | mpbird 167 |
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-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4202 ax-pow 4259 ax-pr 4294 ax-un 4525 ax-setind 4630 ax-cnex 8106 ax-resscn 8107 ax-1cn 8108 ax-1re 8109 ax-icn 8110 ax-addcl 8111 ax-addrcl 8112 ax-mulcl 8113 ax-mulrcl 8114 ax-addcom 8115 ax-mulcom 8116 ax-addass 8117 ax-mulass 8118 ax-distr 8119 ax-i2m1 8120 ax-0lt1 8121 ax-1rid 8122 ax-0id 8123 ax-rnegex 8124 ax-precex 8125 ax-cnre 8126 ax-pre-ltirr 8127 ax-pre-ltwlin 8128 ax-pre-lttrn 8129 ax-pre-apti 8130 ax-pre-ltadd 8131 ax-pre-mulgt0 8132 ax-pre-mulext 8133 |
| 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-nel 2496 df-ral 2513 df-rex 2514 df-reu 2515 df-rmo 2516 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 4385 df-po 4388 df-iso 4389 df-xp 4726 df-rel 4727 df-cnv 4728 df-co 4729 df-dm 4730 df-iota 5281 df-fun 5323 df-fv 5329 df-riota 5963 df-ov 6013 df-oprab 6014 df-mpo 6015 df-pnf 8199 df-mnf 8200 df-xr 8201 df-ltxr 8202 df-le 8203 df-sub 8335 df-neg 8336 df-reap 8738 df-ap 8745 df-div 8836 |
| This theorem is referenced by: (None) |
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