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| Mirrors > Home > ILE Home > Th. List > ltletrd | Unicode version | ||
| Description: Transitive law deduction for 'less than', 'less than or equal to'. (Contributed by NM, 9-Jan-2006.) |
| Ref | Expression |
|---|---|
| ltadd2d.1 |
|
| ltadd2d.2 |
|
| ltadd2d.3 |
|
| ltletrd.4 |
|
| ltletrd.5 |
|
| Ref | Expression |
|---|---|
| ltletrd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltletrd.4 |
. 2
| |
| 2 | ltletrd.5 |
. 2
| |
| 3 | ltadd2d.1 |
. . 3
| |
| 4 | ltadd2d.2 |
. . 3
| |
| 5 | ltadd2d.3 |
. . 3
| |
| 6 | ltletr 8421 |
. . 3
| |
| 7 | 3, 4, 5, 6 | syl3anc 1278 |
. 2
|
| 8 | 1, 2, 7 | mp2and 437 |
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-pre-ltwlin 8298 |
| This proof depends on definitions: df-bi 117 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-rab 2537 df-v 2823 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-br 4132 df-opab 4194 df-xp 4782 df-cnv 4784 df-pnf 8368 df-mnf 8369 df-xr 8370 df-ltxr 8371 df-le 8372 |
| This theorem is used by: lelttrdi 8761 lediv12a 9232 btwnapz 9787 rpgecl 10100 fznatpl1 10500 elfz1b 10514 exbtwnzlemstep 10699 ceiqle 10771 modqabs 10815 mulp1mod1 10823 seq3f1olemqsumk 10970 seqf1oglem1 10977 expgt1 11035 leexp2a 11050 bernneq3 11121 expnbnd 11122 nn0opthlem2d 11181 cvg1nlemres 11773 resqrexlemlo 11801 resqrexlemnmsq 11805 resqrexlemga 11811 abssubap0 11879 icodiamlt 11969 rpmaxcl 12012 reccn2ap 12104 divcnv 12289 cvgratnnlembern 12315 cvgratnnlemabsle 12319 fprodntrivap 12376 efcllemp 12450 sin01bnd 12549 cos01bnd 12550 sin01gt0 12554 cos12dec 12560 eirraplem 12569 dvdslelemd 12635 bitsmod 12748 bitsinv1lem 12753 dvdsbnd 12758 isprm5 12946 sqrtrirr 13014 1arith 13175 2expltfac 13248 znnen 13347 nninfdclemp1 13399 cnopnap 15837 dedekindeulemlu 15847 suplociccreex 15850 dedekindicclemlu 15856 dedekindicc 15859 ivthinclemlopn 15862 hoverb 15874 limcimolemlt 15890 limccnp2lem 15902 coseq00topi 16062 cosordlem 16077 logdivlti 16111 logdivlt 16124 logdivle 16125 birthdaylem3 16227 pellexlem2 16230 ppiqfi 16242 chtqrpcl 16279 ppiqltx 16281 chtqub 16296 bpos1 16310 bposlem1 16311 bposlem2 16312 bposlem6 16316 gausslemma2dlem0c 16375 lgsquadlem1 16401 clwwlkext2edg 16868 |
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