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| Mirrors > Home > MPE Home > Th. List > iccleub | Structured version Visualization version GIF version | ||
| Description: An element of a closed interval is less than or equal to its upper bound. (Contributed by Jeff Hankins, 14-Jul-2009.) |
| Ref | Expression |
|---|---|
| iccleub | ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ* ∧ 𝐶 ∈ (𝐴[,]𝐵)) → 𝐶 ≤ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elicc1 13527 | . . 3 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐶 ∈ (𝐴[,]𝐵) ↔ (𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵))) | |
| 2 | simp3 1156 | . . 3 ⊢ ((𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵) → 𝐶 ≤ 𝐵) | |
| 3 | 1, 2 | biimtrdi 256 | . 2 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐶 ∈ (𝐴[,]𝐵) → 𝐶 ≤ 𝐵)) |
| 4 | 3 | 3impia 1135 | 1 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ* ∧ 𝐶 ∈ (𝐴[,]𝐵)) → 𝐶 ≤ 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 ∧ w3a 1103 ∈ wcel 2144 class class class wbr 5102 (class class class)co 7424 ℝ*cxr 11349 ≤ cle 11351 [,]cicc 13486 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-pr 5391 ax-un 7755 ax-cnex 11263 ax-resscn 11264 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-ss 3897 df-dif 4046 df-in 4090 df-un 4150 df-nul 4278 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-opab 5167 df-id 5546 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-iota 6497 df-fun 6545 df-fv 6551 df-ov 7427 df-oprab 7428 df-mpo 7429 df-xr 11354 df-icc 13490 |
| This theorem is used by: supicc 13639 supiccub 13640 supicclub 13641 oprpiece1res1 25281 ivthlem1 25781 isosctrlem1 27155 ttgcontlem1 29471 broucube 38681 mblfinlem1 38684 ftc1cnnclem 38718 ftc2nc 38729 areaquad 44327 isosctrlem1ALT 46024 lefldiveq 46416 eliccelioc 46641 iccintsng 46643 eliccnelico 46649 eliccelicod 46650 inficc 46654 iccdificc 46659 iccleubd 46668 cncfiooiccre 47013 itgioocnicc 47095 itgspltprt 47097 itgiccshift 47098 fourierdlem1 47226 fourierdlem20 47245 fourierdlem24 47249 fourierdlem25 47250 fourierdlem27 47252 fourierdlem43 47268 fourierdlem44 47269 fourierdlem50 47274 fourierdlem51 47275 fourierdlem52 47276 fourierdlem64 47288 fourierdlem73 47297 fourierdlem76 47300 fourierdlem79 47303 fourierdlem81 47305 fourierdlem92 47316 fourierdlem102 47326 fourierdlem103 47327 fourierdlem104 47328 fourierdlem114 47338 rrxsnicc 47418 salgencntex 47461 sge0p1 47532 hoidmv1lelem3 47711 hoidmvlelem1 47713 hoidmvlelem4 47716 |
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