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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 10509 apbtwnz 10534 iseqf1olemkle 10759 expnbnd 10925 nn0ltexp2 10971 iswrdiz 11120 cvg1nlemres 11546 resqrexlemnm 11579 resqrexlemcvg 11580 resqrexlemglsq 11583 sqrtgt0 11595 leabs 11635 ltabs 11648 abslt 11649 absle 11650 maxabslemab 11767 2zsupmax 11787 2zinfmin 11804 xrmaxiflemab 11808 fsum3cvg3 11958 divcnv 12059 expcnvre 12065 absltap 12071 cvgratnnlemnexp 12086 cvgratnnlemmn 12087 cvgratnnlemfm 12091 mertenslemi1 12097 sinltxirr 12323 cos12dec 12330 dvdslelemd 12405 divalglemnn 12480 divalglemeuneg 12485 bitsfzo 12517 bitsmod 12518 lcmgcdlem 12650 isprm5lem 12714 znege1 12751 sqrt2irraplemnn 12752 eulerthlemrprm 12802 eulerthlema 12803 4sqlem7 12958 ennnfonelemex 13036 strleund 13187 suplociccreex 15350 ivthinclemlm 15360 ivthinclemum 15361 ivthinclemlopn 15362 ivthinclemuopn 15364 ivthdec 15370 hoverlt1 15375 hovergt0 15376 dveflem 15452 efltlemlt 15500 sin0pilem1 15507 sin0pilem2 15508 coseq0negpitopi 15562 tangtx 15564 cosq34lt1 15576 cos02pilt1 15577 lgseisenlem1 15801 lgsquadlem1 15808 lgsquadlem2 15809 lgsquadlem3 15810 apdifflemf 16653 |
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