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Mirrors > Home > MPE Home > Th. List > iccgelb | Structured version Visualization version GIF version |
Description: An element of a closed interval is more than or equal to its lower bound. (Contributed by Thierry Arnoux, 23-Dec-2016.) |
Ref | Expression |
---|---|
iccgelb | ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ* ∧ 𝐶 ∈ (𝐴[,]𝐵)) → 𝐴 ≤ 𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elicc1 12783 | . . . 4 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐶 ∈ (𝐴[,]𝐵) ↔ (𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵))) | |
2 | 1 | biimpa 479 | . . 3 ⊢ (((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) ∧ 𝐶 ∈ (𝐴[,]𝐵)) → (𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵)) |
3 | 2 | simp2d 1139 | . 2 ⊢ (((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) ∧ 𝐶 ∈ (𝐴[,]𝐵)) → 𝐴 ≤ 𝐶) |
4 | 3 | 3impa 1106 | 1 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ* ∧ 𝐶 ∈ (𝐴[,]𝐵)) → 𝐴 ≤ 𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∧ w3a 1083 ∈ wcel 2114 class class class wbr 5066 (class class class)co 7156 ℝ*cxr 10674 ≤ cle 10676 [,]cicc 12742 |
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 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 ax-sep 5203 ax-nul 5210 ax-pr 5330 ax-un 7461 ax-cnex 10593 ax-resscn 10594 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2654 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-sbc 3773 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4839 df-br 5067 df-opab 5129 df-id 5460 df-xp 5561 df-rel 5562 df-cnv 5563 df-co 5564 df-dm 5565 df-iota 6314 df-fun 6357 df-fv 6363 df-ov 7159 df-oprab 7160 df-mpo 7161 df-xr 10679 df-icc 12746 |
This theorem is referenced by: xrge0neqmnf 12841 supicc 12887 ttgcontlem1 26671 xrge0infss 30484 xrge0addgt0 30678 xrge0adddir 30679 esumcst 31322 esumpinfval 31332 oms0 31555 probmeasb 31688 broucube 34941 areaquad 39843 lefldiveq 41579 xadd0ge 41608 xrge0nemnfd 41620 eliccelioc 41817 iccintsng 41819 eliccnelico 41825 eliccelicod 41826 ge0xrre 41827 inficc 41830 iccdificc 41835 iccgelbd 41839 cncfiooiccre 42198 iblspltprt 42278 itgioocnicc 42282 itgspltprt 42284 itgiccshift 42285 fourierdlem1 42413 fourierdlem20 42432 fourierdlem24 42436 fourierdlem25 42437 fourierdlem27 42439 fourierdlem43 42455 fourierdlem44 42456 fourierdlem50 42461 fourierdlem51 42462 fourierdlem52 42463 fourierdlem64 42475 fourierdlem73 42484 fourierdlem76 42487 fourierdlem81 42492 fourierdlem92 42503 fourierdlem102 42513 fourierdlem103 42514 fourierdlem104 42515 fourierdlem114 42525 rrxsnicc 42605 salgencntex 42646 fge0iccico 42672 gsumge0cl 42673 sge0sn 42681 sge0tsms 42682 sge0cl 42683 sge0ge0 42686 sge0fsum 42689 sge0pr 42696 sge0prle 42703 sge0p1 42716 sge0rernmpt 42724 meage0 42777 omessre 42812 omeiunltfirp 42821 carageniuncllem2 42824 omege0 42835 ovnlerp 42864 ovn0lem 42867 hoidmvlelem1 42897 hoidmvlelem2 42898 hoidmvlelem3 42899 |
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