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Mirrors > Home > ILE Home > Th. List > neeqtrri | Unicode version |
Description: Substitution of equal classes into an inequality. (Contributed by NM, 4-Jul-2012.) |
Ref | Expression |
---|---|
neeqtrr.1 | |
neeqtrr.2 |
Ref | Expression |
---|---|
neeqtrri |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | neeqtrr.1 | . 2 | |
2 | neeqtrr.2 | . . 3 | |
3 | 2 | eqcomi 2044 | . 2 |
4 | 1, 3 | neeqtri 2232 | 1 |
Colors of variables: wff set class |
Syntax hints: wceq 1243 wne 2204 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 ax-in1 544 ax-in2 545 ax-5 1336 ax-gen 1338 ax-4 1400 ax-17 1419 ax-ext 2022 |
This theorem depends on definitions: df-bi 110 df-cleq 2033 df-ne 2206 |
This theorem is referenced by: pnfnemnf 8697 |
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