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Joseph O'Rourke
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"an arbitrarily large number of objects that can all touch one another"

I think one must be careful to define "object" and "touch." Otherwise, all these $n$ line segments (objects) intersect (touch) at the origin:

     enter image description here

But this example violates the spirit of yourthe OP's questions.

"an arbitrarily large number of objects that can all touch one another"

I think one must be careful to define "object" and "touch." Otherwise, all these $n$ line segments (objects) intersect (touch) at the origin:

     enter image description here

But this example violates the spirit of your questions.

"an arbitrarily large number of objects that can all touch one another"

I think one must be careful to define "object" and "touch." Otherwise, all these $n$ line segments (objects) intersect (touch) at the origin:

     enter image description here

But this example violates the spirit of the OP's questions.

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Joseph O'Rourke
  • 150.8k
  • 36
  • 358
  • 958

"an arbitrarily large number of objects that can all touch one another"

I think one must be careful to define "object" and "touch." Otherwise, all these $n$ line segments (objects) intersect (touch) at the origin:

     enter image description here

But this example violates the spirit of your questions.

"an arbitrarily large number of objects that can all touch one another"

I think one must be careful to define "object" and "touch." Otherwise, all these $n$ line segments (objects) intersect (touch) at the origin:

     enter image description here

"an arbitrarily large number of objects that can all touch one another"

I think one must be careful to define "object" and "touch." Otherwise, all these $n$ line segments (objects) intersect (touch) at the origin:

     enter image description here

But this example violates the spirit of your questions.

Source Link
Joseph O'Rourke
  • 150.8k
  • 36
  • 358
  • 958

"an arbitrarily large number of objects that can all touch one another"

I think one must be careful to define "object" and "touch." Otherwise, all these $n$ line segments (objects) intersect (touch) at the origin:

     enter image description here