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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 8309 | . . 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 2202 class class class wbr 4093 ℝcr 8074 < clt 8256 ≤ cle 8257 |
| 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-cnex 8166 ax-resscn 8167 ax-pre-ltirr 8187 ax-pre-lttrn 8189 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-nel 2499 df-ral 2516 df-rex 2517 df-rab 2520 df-v 2805 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-br 4094 df-opab 4156 df-xp 4737 df-cnv 4739 df-pnf 8258 df-mnf 8259 df-xr 8260 df-ltxr 8261 df-le 8262 |
| This theorem is referenced by: ltnsymd 8341 addgt0d 8743 lt2addd 8789 lt2msq1 9107 lediv12a 9116 ledivp1 9125 nn2ge 9218 fznatpl1 10356 exbtwnzlemex 10555 apbtwnz 10580 iseqf1olemkle 10805 expnbnd 10971 nn0ltexp2 11017 iswrdiz 11169 cvg1nlemres 11608 resqrexlemnm 11641 resqrexlemcvg 11642 resqrexlemglsq 11645 sqrtgt0 11657 leabs 11697 ltabs 11710 abslt 11711 absle 11712 maxabslemab 11829 2zsupmax 11849 2zinfmin 11866 xrmaxiflemab 11870 fsum3cvg3 12020 divcnv 12121 expcnvre 12127 absltap 12133 cvgratnnlemnexp 12148 cvgratnnlemmn 12149 cvgratnnlemfm 12153 mertenslemi1 12159 sinltxirr 12385 cos12dec 12392 dvdslelemd 12467 divalglemnn 12542 divalglemeuneg 12547 bitsfzo 12579 bitsmod 12580 lcmgcdlem 12712 isprm5lem 12776 znege1 12813 sqrt2irraplemnn 12814 eulerthlemrprm 12864 eulerthlema 12865 4sqlem7 13020 ennnfonelemex 13098 strleund 13249 suplociccreex 15418 ivthinclemlm 15428 ivthinclemum 15429 ivthinclemlopn 15430 ivthinclemuopn 15432 ivthdec 15438 hoverlt1 15443 hovergt0 15444 dveflem 15520 efltlemlt 15568 sin0pilem1 15575 sin0pilem2 15576 coseq0negpitopi 15630 tangtx 15632 cosq34lt1 15644 cos02pilt1 15645 pellexlem2 15775 lgseisenlem1 15872 lgsquadlem1 15879 lgsquadlem2 15880 lgsquadlem3 15881 apdifflemf 16761 |
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