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Mirrors > Home > MPE Home > Th. List > nelir | Structured version Visualization version GIF version |
Description: Inference associated with df-nel 3037. (Contributed by BJ, 7-Jul-2018.) |
Ref | Expression |
---|---|
nelir.1 | ⊢ ¬ 𝐴 ∈ 𝐵 |
Ref | Expression |
---|---|
nelir | ⊢ 𝐴 ∉ 𝐵 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | nelir.1 | . 2 ⊢ ¬ 𝐴 ∈ 𝐵 | |
2 | df-nel 3037 | . 2 ⊢ (𝐴 ∉ 𝐵 ↔ ¬ 𝐴 ∈ 𝐵) | |
3 | 1, 2 | mpbir 234 | 1 ⊢ 𝐴 ∉ 𝐵 |
Colors of variables: wff setvar class |
Syntax hints: ¬ wn 3 ∈ wcel 2112 ∉ wnel 3036 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 210 df-nel 3037 |
This theorem is referenced by: ru 3682 prneli 4557 ruv 9196 ruALT 9197 cardprc 9561 pnfnre 10839 mnfnre 10841 eirr 15729 sqrt2irr 15773 lcmfnnval 16144 lcmf0 16154 smndex1n0mnd 18293 nsmndex1 18294 zringndrg 20409 topnex 21847 zfbas 22747 aaliou3 25198 finsumvtxdg2sstep 27591 xrge0iifcnv 31551 bj-0nel1 34829 bj-1nel0 34830 bj-0nelsngl 34847 ruvALT 39831 fmtnoinf 44604 fmtno5nprm 44651 4fppr1 44803 0nodd 44980 2nodd 44982 1neven 45106 2zrngnring 45126 |
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