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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lttri5d | Structured version Visualization version GIF version | ||
| Description: Not equal and not larger implies smaller. (Contributed by Glauco Siliprandi, 11-Dec-2019.) |
| Ref | Expression |
|---|---|
| lttri5d.a | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| lttri5d.b | ⊢ (𝜑 → 𝐵 ∈ ℝ) |
| lttri5d.aneb | ⊢ (𝜑 → 𝐴 ≠ 𝐵) |
| lttri5d.nlt | ⊢ (𝜑 → ¬ 𝐵 < 𝐴) |
| Ref | Expression |
|---|---|
| lttri5d | ⊢ (𝜑 → 𝐴 < 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lttri5d.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 2 | 1 | rexrd 11363 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ*) |
| 3 | lttri5d.b | . . 3 ⊢ (𝜑 → 𝐵 ∈ ℝ) | |
| 4 | 3 | rexrd 11363 | . 2 ⊢ (𝜑 → 𝐵 ∈ ℝ*) |
| 5 | lttri5d.aneb | . 2 ⊢ (𝜑 → 𝐴 ≠ 𝐵) | |
| 6 | lttri5d.nlt | . 2 ⊢ (𝜑 → ¬ 𝐵 < 𝐴) | |
| 7 | 2, 4, 5, 6 | xrlttri5d 46394 | 1 ⊢ (𝜑 → 𝐴 < 𝐵) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ¬ wn 3 → wi 4 ∈ wcel 2144 ≠ wne 2955 class class class wbr 5102 ℝcr 11203 < clt 11347 |
| 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-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7752 ax-cnex 11260 ax-resscn 11261 ax-pre-lttri 11278 ax-pre-lttrn 11279 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 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-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 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-mpt 5186 df-id 5545 df-po 5558 df-so 5559 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6494 df-fun 6541 df-fn 6542 df-f 6543 df-f1 6544 df-fo 6545 df-f1o 6546 df-fv 6547 df-er 8721 df-en 8978 df-dom 8979 df-sdom 8980 df-pnf 11349 df-mnf 11350 df-xr 11351 df-ltxr 11352 |
| This theorem is used by: reclt0 46496 limcleqr 46748 ioodvbdlimc1lem1 47035 fourierdlem34 47245 fourierdlem35 47246 fourierdlem43 47254 fourierdlem44 47255 fourierdlem74 47284 fourierdlem109 47319 fouriersw 47335 pimrecltpos 47812 smfrec 47893 |
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