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| Mirrors > Home > MPE Home > Th. List > ltneii | Structured version Visualization version GIF version | ||
| Description: 'Greater than' implies not equal. (Contributed by Mario Carneiro, 16-Sep-2015.) |
| Ref | Expression |
|---|---|
| lt.1 | ⊢ 𝐴 ∈ ℝ |
| ltneii.2 | ⊢ 𝐴 < 𝐵 |
| Ref | Expression |
|---|---|
| ltneii | ⊢ 𝐴 ≠ 𝐵 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lt.1 | . . 3 ⊢ 𝐴 ∈ ℝ | |
| 2 | ltneii.2 | . . 3 ⊢ 𝐴 < 𝐵 | |
| 3 | 1, 2 | gtneii 11337 | . 2 ⊢ 𝐵 ≠ 𝐴 |
| 4 | 3 | necomi 3014 | 1 ⊢ 𝐴 ≠ 𝐵 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2146 ≠ wne 2960 class class class wbr 5111 ℝcr 11114 < clt 11258 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-resscn 11172 ax-pre-lttri 11189 ax-pre-lttrn 11190 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5558 df-po 5571 df-so 5572 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-er 8700 df-en 8950 df-dom 8951 df-sdom 8952 df-pnf 11260 df-mnf 11261 df-ltxr 11263 |
| This theorem is used by: 1ne2 12466 f1oun2prg 14978 geo2sum 15950 3dvds 16411 basendxnplusgndx 17362 basendxnmulrndx 17371 plusgndxnmulrndx 17372 slotsdifipndx 17410 slotsdifplendx 17450 basendxnocndx 17458 plendxnocndx 17459 slotsdifdsndx 17469 slotsdifunifndx 17476 slotsbhcdif 17490 slotsdifplendx2 17491 slotsdifocndx 17492 ppiub 27419 2lgslem3 27619 2lgslem4 27621 addsq2nreurex 27659 basendxnedgfndx 29400 structvtxvallem 29425 usgrexmpldifpr 29666 upgr4cycl4dv4e 30607 konigsbergiedgw 30670 konigsberglem3 30676 konigsberglem5 30678 ex-dif 30845 ex-id 30856 ex-fv 30865 ex-mod 30871 9p10ne21 30892 evl1deg3 33932 2sqr3minply 34234 rabren3dioph 43600 xrlexaddrp 46126 fourierdlem102 46980 fourierdlem114 46992 fouriersw 47003 sinnpoly 47686 nnsum4primesodd 48619 nnsum4primesoddALTV 48620 usgrexmpl1lem 48844 usgrexmpl2lem 48849 usgrexmpl2nb0 48854 usgrexmpl2nb1 48855 usgrexmpl2nb2 48856 usgrexmpl2nb3 48857 usgrexmpl2nb4 48858 usgrexmpl2trifr 48860 gpg5edgnedg 48953 zlmodzxznm 49334 2p2ne5 50675 1ne3 50680 2ne3 50681 |
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