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Results tagged with inequalities
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user 53172
Questions about handling with inequalities with, e.g., Reduce, Solve, FindInstance etc., their application in defining Regions, and ways to incorporate them into other computations, e.g. integration.
6
votes
Reduce is not giving a correct output
@yarchik's answer is correct that it is not a bug. I assumed it to be a bug too quickly without really looking what expressions contained and what documentation says about possible issues.
But anyway …
- 25.1k
2
votes
How to transform the regions in which a piecewise function are defined?
You can use UnitSpet instead of HeavisideTheta and PiecewiseExpand which converts nested piecewise functions into a single piecewise function:
f[x_, y_, z_] := a UnitStep[x] + b UnitStep[-x] // Piecew …
- 25.1k
5
votes
Accepted
Parametric Plotting 6D Dimensions to 3D for Visualizing a Solution
Nothing fancy it is just a plane for particular values of $α, β, γ$. On one side of the plane the function is negative on the other positive and right at the plane it is zero.
Manipulate[
ContourPlot …
- 25.1k