Description: A version of rzal using bound-variable hypotheses instead of distinct variable conditions. (Contributed by Glauco Siliprandi, 20-Apr-2017)
Ref | Expression | ||
---|---|---|---|
Hypothesis | rzalf.1 | |
|
Assertion | rzalf | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rzalf.1 | |
|
2 | ne0i | |
|
3 | 2 | necon2bi | |
4 | 3 | pm2.21d | |
5 | 1 4 | ralrimi | |