“Auxiliary Lesson” #1 שעור עזר (Oct. 25, 2007)
Analytic ODEs in real and complex domain: similarities and differences.
- Background on holomorphic functions. Weierstrass compactness principle.
- (Ordinary) Differential Equations and their solutions.
- Contracting mapping principle (recall).
- Picard integral operator and its contractivity.
- Existence/uniqueness theorem.
- Example: Matrix exponent and its computation.
Holomorphicvector fields and their trajectories. Equivalence of vector fields.Flow box theorem and rectification theorem for nonsingular vector fields.
Attached is Section 1. It will be available on these pages for a limited time and is password-protected from printing
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