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| Mirrors > Home > ILE Home > Th. List > gtneii | Unicode version | ||
| Description: 'Less than' implies not equal. See also gtapii 8661 which is the same for apartness. (Contributed by Mario Carneiro, 30-Sep-2013.) | 
| Ref | Expression | 
|---|---|
| lt.1 | 
 | 
| ltneii.2 | 
 | 
| Ref | Expression | 
|---|---|
| gtneii | 
 | 
| Step | Hyp | Ref | Expression | 
|---|---|---|---|
| 1 | lt.1 | 
. 2
 | |
| 2 | ltneii.2 | 
. 2
 | |
| 3 | ltne 8111 | 
. 2
 | |
| 4 | 1, 2, 3 | mp2an 426 | 
1
 | 
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