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| Mirrors > Home > ILE Home > Th. List > frnd | GIF version | ||
| Description: Deduction form of frn 5542. 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 5542 | . 2 ⊢ (𝐹:𝐴⟶𝐵 → ran 𝐹 ⊆ 𝐵) | |
| 3 | 1, 2 | syl 14 | 1 ⊢ (𝜑 → ran 𝐹 ⊆ 𝐵) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ⊆ wss 3220 ran crn 4775 ⟶wf 5373 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 |
| This proof depends on definitions: df-bi 117 df-f 5381 |
| This theorem is used by: difinfsn 7441 hashf1lem1 11301 ccatrn 11393 swrdrn 11445 pfxrn 11475 4sqlem11 13203 ennnfonelemfun 13360 ennnfonelemf1 13361 mhmima 13851 ghmrn 14113 conjnmz 14135 cntzmhm 14167 gsump1 14241 psrbaglefifi 15147 tgrest 15361 resttopon 15363 rest0 15371 cnrest2r 15429 cnptoprest2 15432 lmss 15438 txbasval 15459 upxp 15464 uptx 15466 hmeores 15507 unirnblps 15614 unirnbl 15615 lgseisenlem4 16358 uhgredgm 16543 upgredgssen 16546 umgredgssen 16547 edgupgren 16548 edgumgren 16549 |
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