Description: Closure of vector negative. (Contributed by NM, 18-Apr-2014) (Revised by Mario Carneiro, 19-Jun-2014)
Ref | Expression | ||
---|---|---|---|
Hypotheses | lmodvnegcl.v | |
|
lmodvnegcl.n | |
||
Assertion | lmodvnegcl | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lmodvnegcl.v | |
|
2 | lmodvnegcl.n | |
|
3 | lmodgrp | |
|
4 | 1 2 | grpinvcl | |
5 | 3 4 | sylan | |