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Mirrors > Home > MPE Home > Th. List > nesymi | Structured version Visualization version GIF version |
Description: Inference associated with nesym 3043. (Contributed by BJ, 7-Jul-2018.) (Proof shortened by Wolf Lammen, 25-Nov-2019.) |
Ref | Expression |
---|---|
nesymi.1 | ⊢ 𝐴 ≠ 𝐵 |
Ref | Expression |
---|---|
nesymi | ⊢ ¬ 𝐵 = 𝐴 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nesymi.1 | . . 3 ⊢ 𝐴 ≠ 𝐵 | |
2 | 1 | necomi 3041 | . 2 ⊢ 𝐵 ≠ 𝐴 |
3 | 2 | neii 2989 | 1 ⊢ ¬ 𝐵 = 𝐴 |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 = wceq 1538 ≠ wne 2987 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-9 2121 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1782 df-cleq 2791 df-ne 2988 |
This theorem is referenced by: 0nelxp 5553 recgt0ii 11535 xrltnr 12502 nltmnf 12512 xnn0xadd0 12628 fnpr2ob 16823 setcepi 17340 pmtrprfval 18607 pmtrprfvalrn 18608 cnfldfunALT 20104 zringndrg 20183 vieta1lem2 24907 2lgslem3 25988 2lgslem4 25990 structiedg0val 26815 snstriedgval 26831 rusgrnumwwlkl1 27754 clwwlknon1sn 27885 frgrreggt1 28178 1nei 30498 ballotlemi1 31870 sgnnbi 31913 sgnpbi 31914 plymulx0 31927 fmlaomn0 32750 fmla0disjsuc 32758 fmlasucdisj 32759 sltval2 33276 nosgnn0 33278 bj-0nel1 34389 bj-0nelsngl 34407 bj-pr22val 34455 bj-pinftynminfty 34642 finxp0 34808 wepwsolem 39986 refsum2cnlem1 41666 spr0nelg 43993 oddprmALTV 44205 |
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