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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 10718 | . 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 2114 ≠ wne 3011 class class class wbr 5047 ℝcr 10517 < clt 10656 |
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 2792 ax-sep 5184 ax-nul 5191 ax-pow 5247 ax-pr 5311 ax-un 7442 ax-resscn 10575 ax-pre-lttri 10592 ax-pre-lttrn 10593 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-mo 2622 df-eu 2653 df-clab 2799 df-cleq 2813 df-clel 2891 df-nfc 2959 df-ne 3012 df-nel 3119 df-ral 3138 df-rex 3139 df-rab 3142 df-v 3483 df-sbc 3759 df-csb 3867 df-dif 3922 df-un 3924 df-in 3926 df-ss 3935 df-nul 4275 df-if 4449 df-pw 4522 df-sn 4549 df-pr 4551 df-op 4555 df-uni 4820 df-br 5048 df-opab 5110 df-mpt 5128 df-id 5441 df-po 5455 df-so 5456 df-xp 5542 df-rel 5543 df-cnv 5544 df-co 5545 df-dm 5546 df-rn 5547 df-res 5548 df-ima 5549 df-iota 6295 df-fun 6338 df-fn 6339 df-f 6340 df-f1 6341 df-fo 6342 df-f1o 6343 df-fv 6344 df-er 8270 df-en 8491 df-dom 8492 df-sdom 8493 df-pnf 10658 df-mnf 10659 df-ltxr 10661 |
This theorem is referenced by: ltneii 10734 fztpval 12954 geo2sum 15209 bpoly4 15393 ene1 15543 3dvds 15660 3lcm2e6 16050 resslem 16535 rescco 17080 oppgtset 18458 symgvalstruct 18503 mgpsca 19224 mgptset 19225 mgpds 19227 cnfldfun 20535 psgnodpmr 20712 matsca 21002 matvsca 21003 tuslem 22854 setsmsds 23064 tngds 23235 logbrec 25341 2logb9irr 25354 2logb3irr 25356 log2le1 25509 2lgsoddprmlem3a 25967 2lgsoddprmlem3b 25968 2lgsoddprmlem3c 25969 2lgsoddprmlem3d 25970 konigsberglem2 28011 ex-dif 28181 ex-in 28183 ex-pss 28186 ex-res 28199 dp20u 30535 dp20h 30536 dp2clq 30538 dp2lt10 30541 dp2lt 30542 dplti 30562 dpexpp1 30565 oppgle 30621 resvvsca 30909 zlmds 31207 zlmtset 31208 ballotlemi1 31762 sgnnbi 31805 sgnpbi 31806 signswch 31833 itgexpif 31879 hgt750lemd 31921 hgt750lem 31924 fdc 35047 areaquad 39909 stirlinglem4 42447 stirlinglem13 42456 stirlinglem14 42457 stirlingr 42460 dirker2re 42462 dirkerdenne0 42463 dirkerre 42465 dirkertrigeqlem1 42468 dirkercncflem2 42474 dirkercncflem4 42476 fourierdlem16 42493 fourierdlem21 42498 fourierdlem22 42499 fourierdlem66 42542 fourierdlem83 42559 fourierdlem103 42579 fourierdlem104 42580 sqwvfoura 42598 sqwvfourb 42599 fourierswlem 42600 fouriersw 42601 etransclem46 42650 fmtnoprmfac2lem1 43808 zlmodzxzldeplem 44633 |
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