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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 8257 | . . 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 4086 ℝcr 8021 < clt 8204 ≤ cle 8205 |
| 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 4205 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-cnex 8113 ax-resscn 8114 ax-pre-ltirr 8134 ax-pre-lttrn 8136 |
| 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 2802 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-br 4087 df-opab 4149 df-xp 4729 df-cnv 4731 df-pnf 8206 df-mnf 8207 df-xr 8208 df-ltxr 8209 df-le 8210 |
| This theorem is referenced by: ltnsymd 8289 addgt0d 8691 lt2addd 8737 lt2msq1 9055 lediv12a 9064 ledivp1 9073 nn2ge 9166 fznatpl1 10301 exbtwnzlemex 10499 apbtwnz 10524 iseqf1olemkle 10749 expnbnd 10915 nn0ltexp2 10961 iswrdiz 11110 cvg1nlemres 11536 resqrexlemnm 11569 resqrexlemcvg 11570 resqrexlemglsq 11573 sqrtgt0 11585 leabs 11625 ltabs 11638 abslt 11639 absle 11640 maxabslemab 11757 2zsupmax 11777 2zinfmin 11794 xrmaxiflemab 11798 fsum3cvg3 11947 divcnv 12048 expcnvre 12054 absltap 12060 cvgratnnlemnexp 12075 cvgratnnlemmn 12076 cvgratnnlemfm 12080 mertenslemi1 12086 sinltxirr 12312 cos12dec 12319 dvdslelemd 12394 divalglemnn 12469 divalglemeuneg 12474 bitsfzo 12506 bitsmod 12507 lcmgcdlem 12639 isprm5lem 12703 znege1 12740 sqrt2irraplemnn 12741 eulerthlemrprm 12791 eulerthlema 12792 4sqlem7 12947 ennnfonelemex 13025 strleund 13176 suplociccreex 15338 ivthinclemlm 15348 ivthinclemum 15349 ivthinclemlopn 15350 ivthinclemuopn 15352 ivthdec 15358 hoverlt1 15363 hovergt0 15364 dveflem 15440 efltlemlt 15488 sin0pilem1 15495 sin0pilem2 15496 coseq0negpitopi 15550 tangtx 15552 cosq34lt1 15564 cos02pilt1 15565 lgseisenlem1 15789 lgsquadlem1 15796 lgsquadlem2 15797 lgsquadlem3 15798 apdifflemf 16586 |
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