Description: A deduction unionizing a non-unionized collection of virtual hypotheses. (Contributed by Alan Sare, 4-Feb-2017) (Proof modification is discouraged.) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Hypothesis | uun132.1 | |
|
Assertion | uun132 | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | uun132.1 | |
|
2 | 3anass | |
|
3 | 2 1 | sylbi | |