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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 13560 | . . 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 2147 class class class wbr 5108 (class class class)co 7451 ℝ*cxr 11381 ≤ cle 11383 [,]cicc 13519 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-sep 5255 ax-pr 5398 ax-un 7783 ax-cnex 11295 ax-resscn 11296 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ral 3081 df-rex 3091 df-rab 3417 df-v 3456 df-sbc 3743 df-ss 3901 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-op 4841 df-uni 4873 df-br 5109 df-opab 5174 df-id 5553 df-xp 5664 df-rel 5665 df-cnv 5666 df-co 5667 df-dm 5668 df-iota 6520 df-fun 6568 df-fv 6574 df-ov 7454 df-oprab 7455 df-mpo 7456 df-xr 11386 df-icc 13523 |
| This theorem is used by: supicc 13672 supiccub 13673 supicclub 13674 oprpiece1res1 25327 ivthlem1 25827 isosctrlem1 27203 ttgcontlem1 29519 broucube 38840 mblfinlem1 38843 ftc1cnnclem 38877 ftc2nc 38888 areaquad 44479 isosctrlem1ALT 46176 lefldiveq 46581 eliccelioc 46806 iccintsng 46808 eliccnelico 46814 eliccelicod 46815 inficc 46819 iccdificc 46824 iccleubd 46833 cncfiooiccre 47178 itgioocnicc 47260 itgspltprt 47262 itgiccshift 47263 fourierdlem1 47391 fourierdlem20 47410 fourierdlem24 47414 fourierdlem25 47415 fourierdlem27 47417 fourierdlem43 47433 fourierdlem44 47434 fourierdlem50 47439 fourierdlem51 47440 fourierdlem52 47441 fourierdlem64 47453 fourierdlem73 47462 fourierdlem76 47465 fourierdlem79 47468 fourierdlem81 47470 fourierdlem92 47481 fourierdlem102 47491 fourierdlem103 47492 fourierdlem104 47493 fourierdlem114 47503 rrxsnicc 47583 salgencntex 47626 sge0p1 47697 hoidmv1lelem3 47876 hoidmvlelem1 47878 hoidmvlelem4 47881 |
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