- #1
evinda
Gold Member
MHB
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Hello! (Wave)
Could you explain me why the following stands? (Thinking)
If $R$ is a relation, then:
$$R \subset dom R \times rng R \subset fld R \times fld R$$
Could you explain me why the following stands? (Thinking)
If $R$ is a relation, then:
$$R \subset dom R \times rng R \subset fld R \times fld R$$