Free textbooks in geometry

Combinatorial Geometry

Differential Geometry

  • Geometric Asymptotics by Victor Guillemin and Shlomo Sternberg
  • Differential Geometry by Balázs Csikós
  • Projective and Polar Spaceas by Peter Cameron
  • Transformation groups for begginers by S. V. Duzhin and B. D. Tcherbotarevsky
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