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| Mirrors > Home > ILE Home > Th. List > frnd | GIF version | ||
| Description: Deduction form of frn 5482. 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 5482 | . 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 3197 ran crn 4720 ⟶wf 5314 |
| 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 5322 |
| This theorem is referenced by: difinfsn 7278 ccatrn 11157 swrdrn 11204 pfxrn 11234 4sqlem11 12939 ennnfonelemfun 13003 ennnfonelemf1 13004 mhmima 13539 ghmrn 13809 conjnmz 13831 tgrest 14858 resttopon 14860 rest0 14868 cnrest2r 14926 cnptoprest2 14929 lmss 14935 txbasval 14956 upxp 14961 uptx 14963 hmeores 15004 unirnblps 15111 unirnbl 15112 lgseisenlem4 15767 uhgredgm 15949 upgredgssen 15952 umgredgssen 15953 edgupgren 15954 edgumgren 15955 |
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