Description: A third common abbreviation for quantifier-free definitions. (Contributed by Scott Fenton, 3-May-2014)
Ref | Expression | ||
---|---|---|---|
Hypotheses | brtxpsd2.1 | ||
brtxpsd2.2 | |||
brtxpsd2.3 | |||
brtxpsd2.4 | |||
brtxpsd3.5 | |||
Assertion | brtxpsd3 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | brtxpsd2.1 | ||
2 | brtxpsd2.2 | ||
3 | brtxpsd2.3 | ||
4 | brtxpsd2.4 | ||
5 | brtxpsd3.5 | ||
6 | 5 | bibi2i | |
7 | 6 | albii | |
8 | dfcleq | ||
9 | 1 2 3 4 | brtxpsd2 | |
10 | 7 8 9 | 3bitr4ri |