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| Mirrors > Home > ILE Home > Th. List > frnd | GIF version | ||
| Description: Deduction form of frn 5491. The range of a mapping. (Contributed by Glauco Siliprandi, 26-Jun-2021.) |
| Ref | Expression |
|---|---|
| frnd.1 | ⊢ (𝜑 → 𝐹:𝐴⟶𝐵) |
| Ref | Expression |
|---|---|
| frnd | ⊢ (𝜑 → ran 𝐹 ⊆ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | frnd.1 | . 2 ⊢ (𝜑 → 𝐹:𝐴⟶𝐵) | |
| 2 | frn 5491 | . 2 ⊢ (𝐹:𝐴⟶𝐵 → ran 𝐹 ⊆ 𝐵) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → ran 𝐹 ⊆ 𝐵) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ⊆ wss 3200 ran crn 4726 ⟶wf 5322 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 |
| This theorem depends on definitions: df-bi 117 df-f 5330 |
| This theorem is referenced by: difinfsn 7299 ccatrn 11190 swrdrn 11242 pfxrn 11272 4sqlem11 12979 ennnfonelemfun 13043 ennnfonelemf1 13044 mhmima 13579 ghmrn 13849 conjnmz 13871 tgrest 14899 resttopon 14901 rest0 14909 cnrest2r 14967 cnptoprest2 14970 lmss 14976 txbasval 14997 upxp 15002 uptx 15004 hmeores 15045 unirnblps 15152 unirnbl 15153 lgseisenlem4 15808 uhgredgm 15993 upgredgssen 15996 umgredgssen 15997 edgupgren 15998 edgumgren 15999 gfsump1 16713 |
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