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Mirrors > Home > MPE Home > Th. List > gtneii | Structured version Visualization version GIF version |
Description: 'Less than' implies not equal. (Contributed by Mario Carneiro, 30-Sep-2013.) |
Ref | Expression |
---|---|
lt.1 | ⊢ 𝐴 ∈ ℝ |
ltneii.2 | ⊢ 𝐴 < 𝐵 |
Ref | Expression |
---|---|
gtneii | ⊢ 𝐵 ≠ 𝐴 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lt.1 | . 2 ⊢ 𝐴 ∈ ℝ | |
2 | ltneii.2 | . 2 ⊢ 𝐴 < 𝐵 | |
3 | ltne 10731 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐴 < 𝐵) → 𝐵 ≠ 𝐴) | |
4 | 1, 2, 3 | mp2an 690 | 1 ⊢ 𝐵 ≠ 𝐴 |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2110 ≠ wne 3016 class class class wbr 5058 ℝcr 10530 < clt 10669 |
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 2157 ax-12 2173 ax-ext 2793 ax-sep 5195 ax-nul 5202 ax-pow 5258 ax-pr 5321 ax-un 7455 ax-resscn 10588 ax-pre-lttri 10605 ax-pre-lttrn 10606 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 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-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4561 df-pr 4563 df-op 4567 df-uni 4832 df-br 5059 df-opab 5121 df-mpt 5139 df-id 5454 df-po 5468 df-so 5469 df-xp 5555 df-rel 5556 df-cnv 5557 df-co 5558 df-dm 5559 df-rn 5560 df-res 5561 df-ima 5562 df-iota 6308 df-fun 6351 df-fn 6352 df-f 6353 df-f1 6354 df-fo 6355 df-f1o 6356 df-fv 6357 df-er 8283 df-en 8504 df-dom 8505 df-sdom 8506 df-pnf 10671 df-mnf 10672 df-ltxr 10674 |
This theorem is referenced by: ltneii 10747 fztpval 12963 geo2sum 15223 bpoly4 15407 ene1 15557 3dvds 15674 3lcm2e6 16066 resslem 16551 rescco 17096 oppgtset 18474 symgvalstruct 18519 mgpsca 19240 mgptset 19241 mgpds 19243 cnfldfun 20551 psgnodpmr 20728 matsca 21018 matvsca 21019 tuslem 22870 setsmsds 23080 tngds 23251 logbrec 25354 2logb9irr 25367 2logb3irr 25369 log2le1 25522 2lgsoddprmlem3a 25980 2lgsoddprmlem3b 25981 2lgsoddprmlem3c 25982 2lgsoddprmlem3d 25983 konigsberglem2 28026 ex-dif 28196 ex-in 28198 ex-pss 28201 ex-res 28214 dp20u 30549 dp20h 30550 dp2clq 30552 dp2lt10 30555 dp2lt 30556 dplti 30576 dpexpp1 30579 oppgle 30635 resvvsca 30902 zlmds 31200 zlmtset 31201 ballotlemi1 31755 sgnnbi 31798 sgnpbi 31799 signswch 31826 itgexpif 31872 hgt750lemd 31914 hgt750lem 31917 fdc 35014 areaquad 39816 stirlinglem4 42356 stirlinglem13 42365 stirlinglem14 42366 stirlingr 42369 dirker2re 42371 dirkerdenne0 42372 dirkerre 42374 dirkertrigeqlem1 42377 dirkercncflem2 42383 dirkercncflem4 42385 fourierdlem16 42402 fourierdlem21 42407 fourierdlem22 42408 fourierdlem66 42451 fourierdlem83 42468 fourierdlem103 42488 fourierdlem104 42489 sqwvfoura 42507 sqwvfourb 42508 fourierswlem 42509 fouriersw 42510 etransclem46 42559 fmtnoprmfac2lem1 43722 zlmodzxzldeplem 44547 |
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