圏論の「謎のキーワードたち」を理解しよう

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• Offline Activity (.zip)

• GeoGebra Files

  1. zから2点ｘ、ｙへの射はｘとｙの積（直積）の点を通る？ (.ggb)
     
  2. 2点ｘ、ｙからｚへの射はｘとｙの余積（直和）の点を通る？ (.ggb)