Description: 7 is less than 10. (Contributed by Mario Carneiro, 10-Mar-2015) (Revised by AV, 8-Sep-2021)
Ref | Expression | ||
---|---|---|---|
Assertion | 7lt10 | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 7lt8 | |
|
2 | 8lt10 | |
|
3 | 7re | |
|
4 | 8re | |
|
5 | 10re | |
|
6 | 3 4 5 | lttri | |
7 | 1 2 6 | mp2an | |