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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 8267 | . . 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 4088 ℝcr 8031 < clt 8214 ≤ cle 8215 |
| 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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8123 ax-resscn 8124 ax-pre-ltirr 8144 ax-pre-lttrn 8146 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-opab 4151 df-xp 4731 df-cnv 4733 df-pnf 8216 df-mnf 8217 df-xr 8218 df-ltxr 8219 df-le 8220 |
| This theorem is referenced by: ltnsymd 8299 addgt0d 8701 lt2addd 8747 lt2msq1 9065 lediv12a 9074 ledivp1 9083 nn2ge 9176 fznatpl1 10311 exbtwnzlemex 10510 apbtwnz 10535 iseqf1olemkle 10760 expnbnd 10926 nn0ltexp2 10972 iswrdiz 11124 cvg1nlemres 11563 resqrexlemnm 11596 resqrexlemcvg 11597 resqrexlemglsq 11600 sqrtgt0 11612 leabs 11652 ltabs 11665 abslt 11666 absle 11667 maxabslemab 11784 2zsupmax 11804 2zinfmin 11821 xrmaxiflemab 11825 fsum3cvg3 11975 divcnv 12076 expcnvre 12082 absltap 12088 cvgratnnlemnexp 12103 cvgratnnlemmn 12104 cvgratnnlemfm 12108 mertenslemi1 12114 sinltxirr 12340 cos12dec 12347 dvdslelemd 12422 divalglemnn 12497 divalglemeuneg 12502 bitsfzo 12534 bitsmod 12535 lcmgcdlem 12667 isprm5lem 12731 znege1 12768 sqrt2irraplemnn 12769 eulerthlemrprm 12819 eulerthlema 12820 4sqlem7 12975 ennnfonelemex 13053 strleund 13204 suplociccreex 15367 ivthinclemlm 15377 ivthinclemum 15378 ivthinclemlopn 15379 ivthinclemuopn 15381 ivthdec 15387 hoverlt1 15392 hovergt0 15393 dveflem 15469 efltlemlt 15517 sin0pilem1 15524 sin0pilem2 15525 coseq0negpitopi 15579 tangtx 15581 cosq34lt1 15593 cos02pilt1 15594 lgseisenlem1 15818 lgsquadlem1 15825 lgsquadlem2 15826 lgsquadlem3 15827 apdifflemf 16701 |
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