Triangle Space

Author

Eric W. Weisstein
February 7, 2003

This notebook downloaded from http://mathworld.wolfram.com/notebooks/Topology/TriangleSpace.nb.

For more information, see Eric's MathWorld entry http://mathworld.wolfram.com/TriangleSpace.html.

©2005 Wolfram Research, Inc. except for portions noted otherwise

Initialization

<<Graphics`InequalityGraphics`

CAD

Experimental`CylindricalAlgebraicDecomposition[{0<a<b+c,0<b<c+a,0<c<a+b},{a,b,c}]

Plot

InequalityPlot3D[{0<a<b+c,0<b<c+a,0<c<a+b},{a,-3,3},{b,-3,3},{c,-3,3},AxesLabel->TraditionalForm/@{a,b,c}]