Subsection 5.3.12 (00MG): Kan Extensions and Kan Lifts in $\textbf{Rel}$

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Table of Contents
Part 2: Relations
Chapter 5: Relations
Section 5.3: Properties of the $2$-Category of Relations
Subsection 5.3.12: Kan Extensions and Kan Lifts in $\textbf{Rel}$ (cite)

5.3.12 Kan Extensions and Kan Lifts in $\textbf{Rel}$

Remark 5.3.12.1.1 ▶ Kan Extensions and Kan Lifts in $\textbf{Rel}$

The $2$-category $\textbf{Rel}$ admits all right Kan extensions and right Kan lifts, though not all left Kan extensions and neither does it admit all left Kan lifts. See Chapter 6: Constructions With Relations, Section 6.2 for a detailed discussion of this.

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