Science and Hypothesis
Science and Hypothesis by Poincare
Chapter 1
The Nature Of Mathematical Reasoning →
Chapter 1b
Geometry →
Chapter 1c
Proof By Recurrence →
Chapter 1d
Proof By Recurrence →
Chapter 2
Continuum →
Chapter 2b
The Creation of the Mathematical Continuum →
Chapter 2c
Mathematical Magnitude And Experiment →
Chapter 2d
The Physical Continuum of Several Dimensions →
Chapter 3
Non-euclidean Geometries →
Chapter 3b
Interpretation of Non-Euclidean Geometries →
Chapter 3c
The Fourth Geometry →
Chapter 4
Space And Geometry →