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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 12776 | . . 3 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐶 ∈ (𝐴[,]𝐵) ↔ (𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵))) | |
2 | simp3 1134 | . . 3 ⊢ ((𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵) → 𝐶 ≤ 𝐵) | |
3 | 1, 2 | syl6bi 255 | . 2 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐶 ∈ (𝐴[,]𝐵) → 𝐶 ≤ 𝐵)) |
4 | 3 | 3impia 1113 | 1 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ* ∧ 𝐶 ∈ (𝐴[,]𝐵)) → 𝐶 ≤ 𝐵) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∧ w3a 1083 ∈ wcel 2110 class class class wbr 5059 (class class class)co 7150 ℝ*cxr 10668 ≤ cle 10670 [,]cicc 12735 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2156 ax-12 2172 ax-ext 2793 ax-sep 5196 ax-nul 5203 ax-pr 5322 ax-un 7455 ax-cnex 10587 ax-resscn 10588 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3497 df-sbc 3773 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4562 df-pr 4564 df-op 4568 df-uni 4833 df-br 5060 df-opab 5122 df-id 5455 df-xp 5556 df-rel 5557 df-cnv 5558 df-co 5559 df-dm 5560 df-iota 6309 df-fun 6352 df-fv 6358 df-ov 7153 df-oprab 7154 df-mpo 7155 df-xr 10673 df-icc 12739 |
This theorem is referenced by: supicc 12880 supiccub 12881 supicclub 12882 oprpiece1res1 23549 ivthlem1 24046 isosctrlem1 25390 ttgcontlem1 26665 broucube 34920 mblfinlem1 34923 ftc1cnnclem 34959 ftc2nc 34970 areaquad 39816 isosctrlem1ALT 41261 lefldiveq 41551 eliccelioc 41789 iccintsng 41791 eliccnelico 41797 eliccelicod 41798 inficc 41802 iccdificc 41807 iccleubd 41816 cncfiooiccre 42170 itgioocnicc 42254 itgspltprt 42256 itgiccshift 42257 fourierdlem1 42386 fourierdlem20 42405 fourierdlem24 42409 fourierdlem25 42410 fourierdlem27 42412 fourierdlem43 42428 fourierdlem44 42429 fourierdlem50 42434 fourierdlem51 42435 fourierdlem52 42436 fourierdlem64 42448 fourierdlem73 42457 fourierdlem76 42460 fourierdlem79 42463 fourierdlem81 42465 fourierdlem92 42476 fourierdlem102 42486 fourierdlem103 42487 fourierdlem104 42488 fourierdlem114 42498 rrxsnicc 42578 salgencntex 42619 sge0p1 42689 hoidmv1lelem3 42868 hoidmvlelem1 42870 hoidmvlelem4 42873 |
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