1. Introduction: solar features and terminology 2. Stellar structure 3. Solar rotation and meridional flow 4. Solar magnetic structure 5. Solar magnetic configurations 6. Global properties of the solar magnetic field 7. The solar dynamo 8. The solar outer atmosphere 9. Stellar outer atmospheres 10. Mechanisms of outer-atmospheric heating 11. Activity and stellar properties 12. Stellar magnetic phenomena 13. Activity and rotation on evolutionary time scales 14. Activity in binary stars 15. Propositions on stellar dynamos Appendix I: unit conversions Index.
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