This

**preview**shows pages 1-2. to view the full**6 pages of the document.**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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