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Mirrors > Home > MPE Home > Th. List > ltled | Structured version Visualization version Unicode version |
Description: 'Less than' implies 'less than or equal to'. (Contributed by Mario Carneiro, 27-May-2016.) |
Ref | Expression |
---|---|
ltd.1 | |
ltd.2 | |
ltled.1 |
Ref | Expression |
---|---|
ltled |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ltled.1 | . 2 | |
2 | ltd.1 | . . 3 | |
3 | ltd.2 | . . 3 | |
4 | ltle 10126 | . . 3 | |
5 | 2, 3, 4 | syl2anc 693 | . 2 |
6 | 1, 5 | mpd 15 | 1 |
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