Bifalgorithm post · Brisk · Chapter 1

Is the given set of ordered pairs a relation between A and S?

Is the given set of ordered pairs a relation between A and S? (Brisk · Chapter 1) — "A be the set { Chuck, Julie, Sam } and S be the set { basketball, volleyba…

Ideas in this flowchart

  • Déterminer si un ensemble de couples est une relation entre A et S
  • A = { Chuck, Julie, Sam }
  • S = { basketball, volleyball }
  • Une relation entre A et S est un sous-ensemble de A × S
  • { (Julie, basketball), (Sam, basketball), (Julie, volleyball) }
  • L'ensemble donné est un sous-ensemble de A × S
  • Oui, l'ensemble donné est une relation entre A et S
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Is the given set of ordered pairs a relation between A and S?

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Brisk

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"A be the set { Chuck, Julie, Sam } and S be the set { basketball, volleyball }. Is { (Julie, basketball), (Sam, basketball), (Julie, volley- ball) } a relation between A and S ? Yes it is, since it is a subset of A × S ."

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