Description: State of component of unit meet. (Contributed by NM, 11-Nov-1999) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Hypotheses | stle.1 | ||
stle.2 | |||
Assertion | stm1ri |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | stle.1 | ||
2 | stle.2 | ||
3 | incom | ||
4 | 3 | fveq2i | |
5 | 4 | eqeq1i | |
6 | 2 1 | stm1i | |
7 | 5 6 | syl5bi |