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Lecture 17

ECO102 Lecture Notes - Lecture 17: Saddle Point

6 pages70 viewsFall 2017

Department
Economics
Course Code
ECO102
Professor
Álvaro
Lecture
17

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Plots of Functions of two variables
The Level Map (or Contour Plot) of f
The Gradient Plot of f
A Mix of Plots
The Graph of f Tangent Planes to the Graph of f
f is neither concave, nor convex. (0,0) is a Saddle point.
(Tangent planes cut through the graph of f.)
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The Level Map (or Contour Plot) of f
The Gradient Plot of f
A Mix of Plots
The Graph of f Tangent Planes to the Graph of f
f is strictly convex. (0,0) is a Minimum point.
(Tangent planes are below the graph of f.)
You're Reading a Preview

Unlock to view full version


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