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- Timestamp:
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Dec 26, 2010, 12:00:52 AM (14 years ago)
- Author:
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Víctor de Buen Remiro
- Comment:
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v7
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v8
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76 | 76 | doesn't have any special behaviour for linear inequations, it could be an |
77 | 77 | inefficient implementation. However we can define just one non linear inequation |
78 | | that is equivalent to the full set of linear inequations. If we define |
| 78 | that is equivalent to the full set of linear inequations. |
79 | 79 | |
80 | | [[LatexEquation( d\left(\beta\right)=A\beta-a=\left(d_{k}\left(\beta\right)\right)_{k=1\ldots r} )]] |
81 | | |
82 | | then |
83 | | |
84 | | [[LatexEquation( D_{k}\left(\beta\right)=\begin{cases} 0 & \forall d_{k}\left(\beta\right)\leq0\\ d_{k}\left(\beta\right) & \forall d_{k}\left(\beta\right)>0\end{cases} )]] |
85 | | |
86 | | is a continuous function in [[LatexEquation( \mathbb{R}^{n} )]] and |
87 | | |
88 | | [[LatexEquation( D_{k}^{3}\left(\beta\right)=\begin{cases} 0 & \forall d_{k}\left(\beta\right)\leq0\\ d_{k}^{3}\left(\beta\right) & \forall d_{k}\left(\beta\right)>0\end{cases} )]] |
89 | | |
90 | | is continuous and differentiable in [[LatexEquation( \mathbb{R}^{n} )]] |
91 | | |
92 | | [[LatexEquation( \frac{\partial D_{k}^{3}\left(\beta\right)}{\partial\beta_{i}}=\begin{cases} 0 & \forall d_{k}\left(\beta\right)\leq0\\ 3d_{k}^{2}\left(\beta\right)A_{ki} & \forall d_{k}\left(\beta\right)>0\end{cases} )]] |
93 | | |
94 | | [[Image(source:/tolp/OfficialTolArchiveNetwork/BysPrior/doc/image004.png)]] |
| 80 | ||If we define [[BR]][[BR]] [[LatexEquation( d\left(\beta\right)=A\beta-a=\left(d_{k}\left(\beta\right)\right)_{k=1\ldots r} )]] then [[br]][[br]] [[LatexEquation( D_{k}\left(\beta\right)=\begin{cases} 0 & \forall d_{k}\left(\beta\right)\leq0\\ d_{k}\left(\beta\right) & \forall d_{k}\left(\beta\right)>0\end{cases} )]] [[br]][[br]] is a continuous function in [[LatexEquation( \mathbb{R}^{n} )]] and [[br]][[br]] [[LatexEquation( D_{k}^{3}\left(\beta\right)=\begin{cases} 0 & \forall d_{k}\left(\beta\right)\leq0\\ d_{k}^{3}\left(\beta\right) & \forall d_{k}\left(\beta\right)>0\end{cases} )]] [[br]][[br]] is continuous and differentiable in [[LatexEquation( \mathbb{R}^{n} )]] [[br]][[br]] [[LatexEquation( \frac{\partial D_{k}^{3}\left(\beta\right)}{\partial\beta_{i}}=\begin{cases} 0 & \forall d_{k}\left(\beta\right)\leq0\\ 3d_{k}^{2}\left(\beta\right)A_{ki} & \forall d_{k}\left(\beta\right)>0\end{cases} )]] || [[Image(source:/tolp/OfficialTolArchiveNetwork/BysPrior/doc/image004.png)]] || |
95 | 81 | |
96 | 82 | The feasibility condition can be defined as a single nonlinear |