Reverberations of a Stroke

Karl Gustafson is a Professor of Mathematics at the University of Colorado in Boulder, Colorado, USA, where he has been a faculty member for more than 50 years. He is the author of The Crossing of Heaven: Memoirs of a Mathematician (Springer, 2012), and Numerical Range, The Field of Values of Linear Operators and Matrices (Springer, 1997). His areas of expertise include partial differential equations, neural networks, financial engineering, computational fluid dynamics, mathematical physics, and antieigenvalues.

• Foreword.- Preface.- 1. The End …a cold, grey, winter day.- 2.  Twilight and Dawn …a new beginning.- 3. Going Home …negotiating rehab and reality.- 4. Stroke and Brain …mind and meaning.- 5. Gamma Knife …dissolving tangles.- 6. Perchance to Dream …a first mathematical thought.- 7. Endless Fatigue …and the holidays loometh.- 8. One-Year Anniversary …acceptance.- 9. New Reality …escaping limbo.- 10. An Early Rise …to a different world.-  11. A Trip to the High Country …lifting the spirit.- 12. Time and Space …choosing context.- 13. Neanderthal Days …intuition and reason.- 14. Gratitude …don’t wait too long.- 15. Two-Year Anniversary …the big picture.- 16. Year Three …the future continues.- Acknowledgments.