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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 13052 | . . 3 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐶 ∈ (𝐴[,]𝐵) ↔ (𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵))) | |
2 | simp3 1136 | . . 3 ⊢ ((𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵) → 𝐶 ≤ 𝐵) | |
3 | 1, 2 | syl6bi 252 | . 2 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐶 ∈ (𝐴[,]𝐵) → 𝐶 ≤ 𝐵)) |
4 | 3 | 3impia 1115 | 1 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ* ∧ 𝐶 ∈ (𝐴[,]𝐵)) → 𝐶 ≤ 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 395 ∧ w3a 1085 ∈ wcel 2108 class class class wbr 5070 (class class class)co 7255 ℝ*cxr 10939 ≤ cle 10941 [,]cicc 13011 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1799 ax-4 1813 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2156 ax-12 2173 ax-ext 2709 ax-sep 5218 ax-nul 5225 ax-pr 5347 ax-un 7566 ax-cnex 10858 ax-resscn 10859 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1784 df-nf 1788 df-sb 2069 df-mo 2540 df-eu 2569 df-clab 2716 df-cleq 2730 df-clel 2817 df-nfc 2888 df-ral 3068 df-rex 3069 df-rab 3072 df-v 3424 df-sbc 3712 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-nul 4254 df-if 4457 df-sn 4559 df-pr 4561 df-op 4565 df-uni 4837 df-br 5071 df-opab 5133 df-id 5480 df-xp 5586 df-rel 5587 df-cnv 5588 df-co 5589 df-dm 5590 df-iota 6376 df-fun 6420 df-fv 6426 df-ov 7258 df-oprab 7259 df-mpo 7260 df-xr 10944 df-icc 13015 |
This theorem is referenced by: supicc 13162 supiccub 13163 supicclub 13164 oprpiece1res1 24020 ivthlem1 24520 isosctrlem1 25873 ttgcontlem1 27155 broucube 35738 mblfinlem1 35741 ftc1cnnclem 35775 ftc2nc 35786 areaquad 40963 isosctrlem1ALT 42443 lefldiveq 42721 eliccelioc 42949 iccintsng 42951 eliccnelico 42957 eliccelicod 42958 inficc 42962 iccdificc 42967 iccleubd 42976 cncfiooiccre 43326 itgioocnicc 43408 itgspltprt 43410 itgiccshift 43411 fourierdlem1 43539 fourierdlem20 43558 fourierdlem24 43562 fourierdlem25 43563 fourierdlem27 43565 fourierdlem43 43581 fourierdlem44 43582 fourierdlem50 43587 fourierdlem51 43588 fourierdlem52 43589 fourierdlem64 43601 fourierdlem73 43610 fourierdlem76 43613 fourierdlem79 43616 fourierdlem81 43618 fourierdlem92 43629 fourierdlem102 43639 fourierdlem103 43640 fourierdlem104 43641 fourierdlem114 43651 rrxsnicc 43731 salgencntex 43772 sge0p1 43842 hoidmv1lelem3 44021 hoidmvlelem1 44023 hoidmvlelem4 44026 |
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