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About this quote

What does it mean?
Poincare notes that people believe in certain mathematical facts because mathematicians think they are observations and observers think they are theories.
In plain terms
People believe in math facts because mathematicians see them as observations and observers see them as theories.
What can you take from it?
Misunderstandings arise when experts and observers differ on the nature of knowledge.

Where it applies

  • explaining math
  • discussing science communication
  • analyzing beliefs

Putting it to work

  • teaching math concepts
  • improving communication
  • debunking myths

Questions to consider

  • How do beliefs form around abstract ideas?
  • Why do experts and others see things differently?

Another view

The quote assumes a specific dynamic between mathematicians and observers that may not always hold.

More from Henri Poincare

  1. Toute definition implique un axiome, puisqu'elle affirme l'existence de l'objet defini. La definition ne sera donc justifiee, au point de vue purement logique,…

    Permalink to quote #19
  2. La logique nous apprend que sur tel ou tel chemin nous sommes surs de ne pas rencontrer d'obstacle; elle ne nous dit pas quel est celui qui mene au but. Pour c…

    Permalink to quote #18
  3. C'est par la logique qu'on demontre, c'est par l'intuition qu'on invente.

    Permalink to quote #17

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