You have chosen 'The Principles of Mathematics' by Bertrand Russell, 'Title, Unity, Authenticity of the 'Categories'' by Michael Frede and 'On the Foundations of Logic and Arithmetic' by David Hilbert
start again | choose another area for these texts | all the ideas for this combination of texts| All the ideas for Action, or select a subheading: |
| A. | Definition of Action | |
| B. | Preliminaries of Action | |
| C. | Motives for Action |