Description: General log of the base is 1. (Contributed by Stefan O'Rear, 19-Sep-2014) (New usage is discouraged.) Use logbid1 instead.
Ref | Expression | ||
---|---|---|---|
Assertion | reglogbas |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | relogcl | ||
2 | 1 | recnd | |
3 | 2 | adantr | |
4 | logne0 | ||
5 | 3 4 | dividd |