Description: Obsolete version of zlmbas as of 3-Nov-2024. Ring operation of a ZZ -module (if present). (Contributed by Mario Carneiro, 2-Oct-2015) (New usage is discouraged.) (Proof modification is discouraged.)
Ref | Expression | ||
---|---|---|---|
Hypotheses | zlmbas.w | |
|
zlmmulr.2 | |
||
Assertion | zlmmulrOLD | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | zlmbas.w | |
|
2 | zlmmulr.2 | |
|
3 | df-mulr | |
|
4 | 3nn | |
|
5 | 3lt5 | |
|
6 | 1 3 4 5 | zlmlemOLD | |
7 | 2 6 | eqtri | |