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| Mirrors > Home > ILE Home > Th. List > flaplt | Unicode version | ||
| Description: The floor function value is less than the next integer. (Contributed by NM, 24-Feb-2005.) (Revised by Jim Kingdon, 9-Sep-2026.) |
| Ref | Expression |
|---|---|
| flaplt |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | flqlt 10738 |
. 2
| |
| 2 | simpr 110 |
. . . 4
| |
| 3 | flapcl 10728 |
. . . . . . . 8
| |
| 4 | 3 | olcs 748 |
. . . . . . 7
|
| 5 | 4 | ad2antrr 492 |
. . . . . 6
|
| 6 | 5 | zred 9779 |
. . . . 5
|
| 7 | simpll 531 |
. . . . . 6
| |
| 8 | 7 | adantr 276 |
. . . . 5
|
| 9 | simpr 110 |
. . . . . . 7
| |
| 10 | 9 | zred 9779 |
. . . . . 6
|
| 11 | 10 | adantr 276 |
. . . . 5
|
| 12 | flaplelt 10730 |
. . . . . . . 8
| |
| 13 | 12 | olcs 748 |
. . . . . . 7
|
| 14 | 13 | simpld 112 |
. . . . . 6
|
| 15 | 14 | ad2antrr 492 |
. . . . 5
|
| 16 | 6, 8, 11, 15, 2 | lelttrd 8458 |
. . . 4
|
| 17 | 2, 16 | 2thd 175 |
. . 3
|
| 18 | 10 | adantr 276 |
. . . . 5
|
| 19 | 7 | adantr 276 |
. . . . 5
|
| 20 | simpr 110 |
. . . . 5
| |
| 21 | 18, 19, 20 | ltnsymd 8453 |
. . . 4
|
| 22 | 4 | zred 9779 |
. . . . . 6
|
| 23 | 22 | ad2antrr 492 |
. . . . 5
|
| 24 | peano2re 8469 |
. . . . . . . . 9
| |
| 25 | 22, 24 | syl 14 |
. . . . . . . 8
|
| 26 | 25 | ad2antrr 492 |
. . . . . . 7
|
| 27 | 13 | ad2antrr 492 |
. . . . . . . 8
|
| 28 | 27 | simprd 114 |
. . . . . . 7
|
| 29 | 18, 19, 26, 20, 28 | lttrd 8459 |
. . . . . 6
|
| 30 | simplr 533 |
. . . . . . 7
| |
| 31 | 4 | ad2antrr 492 |
. . . . . . 7
|
| 32 | zleltp1 9711 |
. . . . . . 7
| |
| 33 | 30, 31, 32 | syl2anc 415 |
. . . . . 6
|
| 34 | 29, 33 | mpbird 167 |
. . . . 5
|
| 35 | 18, 23, 34 | lensymd 8455 |
. . . 4
|
| 36 | 21, 35 | 2falsed 714 |
. . 3
|
| 37 | breq2 4135 |
. . . . 5
| |
| 38 | simplr 533 |
. . . . 5
| |
| 39 | zq 10042 |
. . . . . 6
| |
| 40 | 9, 39 | syl 14 |
. . . . 5
|
| 41 | 37, 38, 40 | rspcdva 2934 |
. . . 4
|
| 42 | reaplt 8924 |
. . . . 5
| |
| 43 | 7, 10, 42 | syl2anc 415 |
. . . 4
|
| 44 | 41, 43 | mpbid 147 |
. . 3
|
| 45 | 17, 36, 44 | mpjaodan 810 |
. 2
|
| 46 | 1, 45 | jaoian 807 |
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-sep 4251 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-cnex 8276 ax-resscn 8277 ax-1cn 8278 ax-1re 8279 ax-icn 8280 ax-addcl 8281 ax-addrcl 8282 ax-mulcl 8283 ax-mulrcl 8284 ax-addcom 8285 ax-mulcom 8286 ax-addass 8287 ax-mulass 8288 ax-distr 8289 ax-i2m1 8290 ax-0lt1 8291 ax-1rid 8292 ax-0id 8293 ax-rnegex 8294 ax-precex 8295 ax-cnre 8296 ax-pre-ltirr 8297 ax-pre-ltwlin 8298 ax-pre-lttrn 8299 ax-pre-apti 8300 ax-pre-ltadd 8301 ax-pre-mulgt0 8302 ax-pre-mulext 8303 ax-arch 8304 |
| This proof depends on definitions: df-bi 117 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-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 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-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4132 df-opab 4194 df-mpt 4195 df-id 4440 df-po 4443 df-iso 4444 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-iota 5340 df-fun 5382 df-fn 5383 df-f 5384 df-fv 5388 df-riota 6041 df-ov 6091 df-oprab 6092 df-mpo 6093 df-1st 6378 df-2nd 6379 df-pnf 8368 df-mnf 8369 df-xr 8370 df-ltxr 8371 df-le 8372 df-sub 8506 df-neg 8507 df-reap 8911 df-ap 8918 df-div 9011 df-inn 9314 df-n0 9575 df-z 9656 df-q 10036 df-rp 10072 df-fl 10722 |
| This theorem is used by: bposlem6 16316 |
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