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Mirrors > Home > MPE Home > Th. List > 3netr4d | Structured version Visualization version Unicode version |
Description: Substitution of equality into both sides of an inequality. (Contributed by NM, 24-Jul-2012.) (Proof shortened by Wolf Lammen, 21-Nov-2019.) |
Ref | Expression |
---|---|
3netr4d.1 | |
3netr4d.2 | |
3netr4d.3 |
Ref | Expression |
---|---|
3netr4d |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3netr4d.2 | . . 3 | |
2 | 3netr4d.1 | . . 3 | |
3 | 1, 2 | eqnetrd 2861 | . 2 |
4 | 3netr4d.3 | . 2 | |
5 | 3, 4 | neeqtrrd 2868 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wceq 1483 wne 2794 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-an 386 df-ex 1705 df-cleq 2615 df-ne 2795 |
This theorem is referenced by: infpssrlem4 9128 modsumfzodifsn 12743 mgm2nsgrplem4 17408 pmtr3ncomlem1 17893 isdrng2 18757 prmirredlem 19841 uvcf1 20131 dfac14lem 21420 i1fmullem 23461 fta1glem1 23925 fta1blem 23928 plydivlem4 24051 fta1lem 24062 cubic 24576 asinlem 24595 dchrn0 24975 lgsne0 25060 perpneq 25609 axlowdimlem14 25835 cntnevol 30291 subfacp1lem5 31166 noextenddif 31821 noresle 31846 fvtransport 32139 poimirlem1 33410 poimirlem6 33415 poimirlem7 33416 dalem4 34951 cdleme35sn2aw 35746 cdleme39n 35754 cdleme41fva11 35765 trlcone 36016 hdmap1neglem1N 37117 hdmaprnlem3N 37142 stoweidlem23 40240 2zrngnmlid 41949 2zrngnmrid 41950 zlmodzxznm 42286 |
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