Theorem frnd 39426

Description: The range of a mapping. (Contributed by Glauco Siliprandi, 26-Jun-2021.)

Hypothesis

Ref	Expression
frnd.1	⊢ (𝜑 → 𝐹:𝐴⟶𝐵)

Assertion

Ref	Expression
frnd	⊢ (𝜑 → ran 𝐹 ⊆ 𝐵)

Proof of Theorem frnd

Step	Hyp	Ref	Expression
1		frnd.1	. 2 ⊢ (𝜑 → 𝐹:𝐴⟶𝐵)
2		frn 6053	. 2 ⊢ (𝐹:𝐴⟶𝐵 → ran 𝐹 ⊆ 𝐵)
3	1, 2	syl 17	1 ⊢ (𝜑 → ran 𝐹 ⊆ 𝐵)

Syntax hints:   → wi 4   ⊆ wss 3574  ran crn 5115  ⟶wf 5884

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 197  df-an 386  df-f 5892

This theorem is referenced by:  climinf2lem  39938  limsupvaluz2  39970  supcnvlimsup  39972  limsupgtlem  40009  preimaioomnf  40929  smfco  41009