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To the pure geometer the radius of curvature is an…

“To the pure geometer the radius of curvature is an incidental characteristic - like the grin of the Cheshire cat. To the physicist it is an indispensable characteristic. It would be going too far to say that to the physicist the cat is merely incidental to the grin. Physics is concerned with…” quote by Arthur Eddington
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“To the pure geometer the radius of curvature is an incidental characteristic - like the grin of the Cheshire cat. To the physicist it is an indispensable characteristic. It would be going too far to say that to the physicist the cat is merely incidental to the grin. Physics is concerned with interrelatedness such as the interrelatedness of cats and grins. In this case the "cat without a grin" and the "grin without a cat" are equally set aside as purely mathematical phantasies.”

Arthur Eddington

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

Physicists view curvature as essential, while mathematicians treat it as optional; both perspectives highlight the interplay between abstract form and physical reality.

In simple terms: Physicists need curvature, mathematicians see it as optional.

Key Takeaway

Recognize the value of both abstract and applied viewpoints.

Themes

physics mathematics philosophy interconnectedness

Mood

curious analytical

Type

philosophical inspirational

When to use this quote

  • theoretical research
  • engineering design
  • educational curricula
  • interdisciplinary collaboration

Key Concepts

curvature geometry physical reality abstraction

Questions to Reflect On

  • How does your field balance theory and application?
  • When is abstraction harmful?
A Different Perspective

Mathematical abstractions may lack practical relevance in some contexts.

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