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| Mirrors > Home > ILE Home > Th. List > ltled | GIF version | ||
| Description: 'Less than' implies 'less than or equal to'. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| ltd.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| ltd.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ) |
| ltled.1 | ⊢ (𝜑 → 𝐴 < 𝐵) |
| Ref | Expression |
|---|---|
| ltled | ⊢ (𝜑 → 𝐴 ≤ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltled.1 | . 2 ⊢ (𝜑 → 𝐴 < 𝐵) | |
| 2 | ltd.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 3 | ltd.2 | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℝ) | |
| 4 | ltle 8245 | . . 3 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴 < 𝐵 → 𝐴 ≤ 𝐵)) | |
| 5 | 2, 3, 4 | syl2anc 411 | . 2 ⊢ (𝜑 → (𝐴 < 𝐵 → 𝐴 ≤ 𝐵)) |
| 6 | 1, 5 | mpd 13 | 1 ⊢ (𝜑 → 𝐴 ≤ 𝐵) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∈ wcel 2200 class class class wbr 4083 ℝcr 8009 < clt 8192 ≤ cle 8193 |
| 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 4258 ax-pr 4293 ax-un 4524 ax-setind 4629 ax-cnex 8101 ax-resscn 8102 ax-pre-ltirr 8122 ax-pre-lttrn 8124 |
| 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-rab 2517 df-v 2801 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-xp 4725 df-cnv 4727 df-pnf 8194 df-mnf 8195 df-xr 8196 df-ltxr 8197 df-le 8198 |
| This theorem is referenced by: ltnsymd 8277 addgt0d 8679 lt2addd 8725 lt2msq1 9043 lediv12a 9052 ledivp1 9061 nn2ge 9154 fznatpl1 10284 exbtwnzlemex 10481 apbtwnz 10506 iseqf1olemkle 10731 expnbnd 10897 nn0ltexp2 10943 iswrdiz 11091 cvg1nlemres 11511 resqrexlemnm 11544 resqrexlemcvg 11545 resqrexlemglsq 11548 sqrtgt0 11560 leabs 11600 ltabs 11613 abslt 11614 absle 11615 maxabslemab 11732 2zsupmax 11752 2zinfmin 11769 xrmaxiflemab 11773 fsum3cvg3 11922 divcnv 12023 expcnvre 12029 absltap 12035 cvgratnnlemnexp 12050 cvgratnnlemmn 12051 cvgratnnlemfm 12055 mertenslemi1 12061 sinltxirr 12287 cos12dec 12294 dvdslelemd 12369 divalglemnn 12444 divalglemeuneg 12449 bitsfzo 12481 bitsmod 12482 lcmgcdlem 12614 isprm5lem 12678 znege1 12715 sqrt2irraplemnn 12716 eulerthlemrprm 12766 eulerthlema 12767 4sqlem7 12922 ennnfonelemex 13000 strleund 13151 suplociccreex 15313 ivthinclemlm 15323 ivthinclemum 15324 ivthinclemlopn 15325 ivthinclemuopn 15327 ivthdec 15333 hoverlt1 15338 hovergt0 15339 dveflem 15415 efltlemlt 15463 sin0pilem1 15470 sin0pilem2 15471 coseq0negpitopi 15525 tangtx 15527 cosq34lt1 15539 cos02pilt1 15540 lgseisenlem1 15764 lgsquadlem1 15771 lgsquadlem2 15772 lgsquadlem3 15773 apdifflemf 16474 |
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