Consider the nonlinear system x'= x - xy y' = y + 2xy a) Find all critical points of this system. b) Classify (if possible) each critical point using the chart on the following page.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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stable node
?
stable
?
stable
spiral
?
?
7²-4A <0
?
unstable
spiral
saddle
₁² = 44
unstable node
unstable
Transcribed Image Text:stable node ? stable ? stable spiral ? ? 7²-4A <0 ? unstable spiral saddle ₁² = 44 unstable node unstable
Consider the nonlinear system
x'= x - xy
y' = y + 2xy
a) Find all critical points of this system.
b) Classify (if possible) each critical point
using the chart on the following page.
stable node
stable
stable
spiral
D
?
unstable
spiral
T
72-44 <0
saddle
²2=4A
unstable node
unstable
Transcribed Image Text:Consider the nonlinear system x'= x - xy y' = y + 2xy a) Find all critical points of this system. b) Classify (if possible) each critical point using the chart on the following page. stable node stable stable spiral D ? unstable spiral T 72-44 <0 saddle ²2=4A unstable node unstable
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