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Mark Grant's comment incorporated.
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Joseph O'Rourke
Joseph O'Rourke
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To expand upon Douglas Zare's comment a bit, in the book

Farber, Michael. Invitation to topological robotics. European Mathematical Society, 2008,

Farber usesreports on Światosław Gal's use of C&P (cut & paste) surgery and the Grothendiek ring $\mathfrak{C}$&$\mathfrak{P}$ to compute Euler characteristics of polyhedral configuration spaces (pp.55-56):

        ![C&P][1]

To expand upon Douglas Zare's comment a bit, in the book

Farber, Michael. Invitation to topological robotics. European Mathematical Society, 2008,

Farber uses C&P (cut & paste) surgery and the Grothendiek ring $\mathfrak{C}$&$\mathfrak{P}$ to compute Euler characteristics of polyhedral configuration spaces (pp.55-56):

        ![C&P][1]

To expand upon Douglas Zare's comment a bit, in the book

Farber, Michael. Invitation to topological robotics. European Mathematical Society, 2008,

Farber reports on Światosław Gal's use of C&P (cut & paste) surgery and the Grothendiek ring $\mathfrak{C}$&$\mathfrak{P}$ to compute Euler characteristics of polyhedral configuration spaces (pp.55-56):

        ![C&P][1]
deleted 81 characters in body
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Joseph O'Rourke
Joseph O'Rourke
  • 150.8k
  • 36
  • 358
  • 958

InTo expand upon Douglas Zare's comment a bit, in the book

Farber, Michael. Invitation to topological robotics. European Mathematical Society, 2008,

Farber uses C&P (cut & paste) surgery and the Grothendiek ring $\mathfrak{C}$&$\mathfrak{P}$ to compute Euler characteristics of polyhedral configuration spaces (pp.55-56):

        ![C&P][1]
(This is not a topic with which I am intimately familiar, but I offer it as a connection between robotics and Grothendiek's work.)

In the book

Farber, Michael. Invitation to topological robotics. European Mathematical Society, 2008,

Farber uses C&P (cut & paste) surgery and the Grothendiek ring $\mathfrak{C}$&$\mathfrak{P}$ to compute Euler characteristics of polyhedral configuration spaces (pp.55-56):

        ![C&P][1]
(This is not a topic with which I am intimately familiar, but I offer it as a connection between robotics and Grothendiek's work.)

To expand upon Douglas Zare's comment a bit, in the book

Farber, Michael. Invitation to topological robotics. European Mathematical Society, 2008,

Farber uses C&P (cut & paste) surgery and the Grothendiek ring $\mathfrak{C}$&$\mathfrak{P}$ to compute Euler characteristics of polyhedral configuration spaces (pp.55-56):

        ![C&P][1]
Post Undeleted by Joseph O'Rourke
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Source Link
Joseph O'Rourke
Joseph O'Rourke
  • 150.8k
  • 36
  • 358
  • 958

In the book

Farber, Michael. Invitation to topological robotics. European Mathematical Society, 2008,

Farber uses C&P (cut & paste) surgery and the Grothendiek ring $\mathfrak{C}$&$\mathfrak{P}$ to compute Euler characteristics of polyhedral configuration spaces (pp.55-56):

        ![C&P][1]
(This is not a topic with which I am intimately familiar, but I offer it as a connection between robotics and Grothendiek's work.)