Definition:Fundamental Group/Historical Note
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Historical Note on Fundamental Group
The concept of the fundamental group was defined by Henri Poincaré in $1895$.
The definition was extended to $n > 1$ by Eduard Čech in $1932$ and Witold Hurewicz in $1935$.
Sources
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): homotopy group
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): homotopy group