數學中,n-範疇範疇在高階情形的推廣。(小)n-範疇組成的範疇 n-Cat 以下述方式遞迴定義:

  • 0-Cat集合範疇
  • (n+1)-範疇是全體在 n-Cat濃化的範疇組合的範疇,其張量範疇之結構由合成導出。

特例是小範疇及其間函子組成的範疇 1-Cat

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