Description: Obsolete version of elfvunirn as of 12-Jan-2025. (Contributed by Thierry Arnoux, 16-Nov-2017) (Proof modification is discouraged.) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Assertion | elrnustOLD | ⊢ ( 𝑈 ∈ ( UnifOn ‘ 𝑋 ) → 𝑈 ∈ ∪ ran UnifOn ) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elfvunirn | ⊢ ( 𝑈 ∈ ( UnifOn ‘ 𝑋 ) → 𝑈 ∈ ∪ ran UnifOn ) |