| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > leloed | Structured version Visualization version GIF version | ||
| Description: 'Less than or equal to' in terms of 'less than'. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| ltd.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| ltd.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ) |
| Ref | Expression |
|---|---|
| leloed | ⊢ (𝜑 → (𝐴 ≤ 𝐵 ↔ (𝐴 < 𝐵 ∨ 𝐴 = 𝐵))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltd.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 2 | ltd.2 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℝ) | |
| 3 | leloe 11217 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ) → (𝐴 ≤ 𝐵 ↔ (𝐴 < 𝐵 ∨ 𝐴 = 𝐵))) | |
| 4 | 1, 2, 3 | syl2anc 584 | 1 ⊢ (𝜑 → (𝐴 ≤ 𝐵 ↔ (𝐴 < 𝐵 ∨ 𝐴 = 𝐵))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∨ wo 847 = wceq 1541 ∈ wcel 2113 class class class wbr 5096 ℝcr 11023 < clt 11164 ≤ cle 11165 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-resscn 11081 ax-pre-lttri 11098 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-br 5097 df-opab 5159 df-mpt 5178 df-id 5517 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-er 8633 df-en 8882 df-dom 8883 df-sdom 8884 df-pnf 11166 df-mnf 11167 df-xr 11168 df-ltxr 11169 df-le 11170 |
| This theorem is referenced by: mulge0 11653 prodgt0 11986 lemul1 11991 fimaxre 12084 fiminre 12087 supfirege 12127 nn0le2is012 12554 nn0o1gt2 16306 2mulprm 16618 reconnlem1 24769 reconnlem2 24770 ivthle 25411 ivthle2 25412 ovolicc2lem3 25474 itgsplitioo 25793 dvlip 25952 dvge0 25965 dvfsumlem1 25986 dgrco 26235 plydivex 26259 coseq00topi 26465 logreclem 26726 scvxcvx 26950 pntrlog2bndlem5 27546 fzo0opth 32832 dnibndlem13 36633 lcmineqlem23 42244 lcmineqlem 42245 aks4d1p1 42269 sticksstones12a 42350 sticksstones22 42361 elpell1qr2 43056 pellfundex 43070 fmul01lt1lem2 45773 wallispilem3 46253 fourierdlem25 46318 fourierdlem42 46335 chnsubseqwl 47065 lighneallem4b 47797 nn0o1gt2ALTV 47882 stgoldbwt 47964 sbgoldbwt 47965 sbgoldbalt 47969 nnsum3primesle9 47982 bgoldbtbndlem1 47993 |
| Copyright terms: Public domain | W3C validator |