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| Mirrors > Home > ILE Home > Th. List > Mathboxes > bdeli | Unicode version | ||
| Description: Inference associated with bdel 16871. Its converse is bdelir 16873. (Contributed by BJ, 3-Oct-2019.) |
| Ref | Expression |
|---|---|
| bdeli.1 |
|
| Ref | Expression |
|---|---|
| bdeli |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | bdeli.1 |
. 2
| |
| 2 | bdel 16871 |
. 2
| |
| 3 | 1, 2 | ax-mp 5 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-4 1563 |
| This proof depends on definitions: df-bi 117 df-bdc 16867 |
| This theorem is used by: bdph 16876 bdcrab 16878 bdnel 16880 bdccsb 16886 bdcdif 16887 bdcun 16888 bdcin 16889 bdss 16890 bdsnss 16899 bdciun 16904 bdciin 16905 bdinex1 16925 bj-inf2vnlem3 16998 |
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