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Mirrors > Home > NFE Home > Th. List > necomi | Unicode version |
Description: Inference from commutative law for inequality. (Contributed by NM, 17-Oct-2012.) |
Ref | Expression |
---|---|
necomi.1 |
Ref | Expression |
---|---|
necomi |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | necomi.1 | . 2 | |
2 | necom 2597 | . 2 | |
3 | 1, 2 | mpbi 199 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wne 2516 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-3 7 ax-mp 8 ax-gen 1546 ax-5 1557 ax-ext 2334 |
This theorem depends on definitions: df-bi 177 df-cleq 2346 df-ne 2518 |
This theorem is referenced by: necompl 3544 ltfinirr 4457 evenodddisj 4516 nfunv 5138 nnltp1c 6262 |
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