Table 5 CN-LDF sub-decision matrix 1.
Economical | Service life | Investment cost | maintenance cost |
|---|---|---|---|
\({\widetilde{A}}_{1}\) | \(\left(\langle 1\mathcal{J},1\mathcal{K}\rangle ,\langle .9\mathcal{J},.7\mathcal{K}\rangle \right)\) | \(\left(\langle 1\mathcal{J},.87\mathcal{K}\rangle ,\langle .75\mathcal{J},.9\mathcal{K}\rangle \right)\) | \(\left(\langle .95\mathcal{J},1\mathcal{K}\rangle ,\langle .75\mathcal{J},.85\mathcal{K}\rangle \right)\) |
\({\widetilde{A}}_{2}\) | \(\left(\langle .87\mathcal{J},.9\mathcal{K}\rangle ,\langle .75\mathcal{J},.9\mathcal{K}\rangle \right)\) | \(\left(\langle 1\mathcal{J},1\mathcal{K}\rangle ,\langle .7\mathcal{J},.9\mathcal{K}\rangle \right)\) | \(\left(\langle .87\mathcal{J},1\mathcal{K}\rangle ,\langle .9\mathcal{J},.75\mathcal{K}\rangle \right)\) |
\({\widetilde{A}}_{3}\) | \(\left(\langle 1\mathcal{J},1\mathcal{K}\rangle ,\langle .8\mathcal{J},.8\mathcal{K}\rangle \right)\) | \(\left(\langle .87\mathcal{J},1\mathcal{K}\rangle ,\langle .9\mathcal{J},.75\mathcal{K}\rangle \right)\) | \(\left(\langle .9\mathcal{J},.9\mathcal{K}\rangle ,\langle .85\mathcal{J},.8\mathcal{K}\rangle \right)\) |
\({\widetilde{A}}_{4}\) | \(\left(\langle .95\mathcal{J},1\mathcal{K}\rangle ,\langle .75\mathcal{J},.85\mathcal{K}\rangle \right)\) | \(\left(\langle .9\mathcal{J},.9\mathcal{K}\rangle ,\langle .85\mathcal{J},.8\mathcal{K}\rangle \right)\) | \(\left(\langle .8\mathcal{J},.9\mathcal{K}\rangle ,\langle .85\mathcal{J},.8\mathcal{K}\rangle \right)\) |
\({\widetilde{A}}_{5}\) | \(\left(\langle 1\mathcal{J},.87\mathcal{K}\rangle ,\langle .75\mathcal{J},.9\mathcal{K}\rangle \right)\) | \(\left(\langle 1\mathcal{J},1\mathcal{K}\rangle ,\langle .9\mathcal{J},.7\mathcal{K}\rangle \right)\) | \(\left(\langle .95\mathcal{J},1\mathcal{K}\rangle ,\langle .75\mathcal{J},.85\mathcal{K}\rangle \right)\) |
| Â | Production cost | Payback period | Â |
|---|---|---|---|
\({\widetilde{A}}_{1}\) | \(\left(\langle .8\mathcal{J},.9\mathcal{K}\rangle ,\langle .85\mathcal{J},.8\mathcal{K}\rangle \right)\) | \(\left(\langle 1\mathcal{J},1\mathcal{K}\rangle ,\langle .7\mathcal{J},.9\mathcal{K}\rangle \right)\) | Â |
\({\widetilde{A}}_{2}\) | \(\left(\langle 1\mathcal{J},1\mathcal{K}\rangle ,\langle .9\mathcal{J},.7\mathcal{K}\rangle \right)\) | \(\left(\langle .87\mathcal{J},1\mathcal{K}\rangle ,\langle .9\mathcal{J},.75\rangle \right)\) | Â |
\({\widetilde{A}}_{3}\) | \(\left(\langle 1\mathcal{J},1\mathcal{K}\rangle ,\langle .85\mathcal{J},.75\mathcal{K}\rangle \right)\) | \(\left(\langle 1\mathcal{J},1\mathcal{K}\rangle ,\langle .7\mathcal{J},.9\mathcal{K}\rangle \right)\) | Â |
\({\widetilde{A}}_{4}\) | \(\left(\langle .87\mathcal{J},.1\mathcal{K}\rangle ,\langle .9\mathcal{J},.75\mathcal{K}\rangle \right)\) | \(\left(\langle .87\mathcal{J},.9\mathcal{K}\rangle ,\langle .75\mathcal{J},.9\mathcal{K}\rangle \right)\) | Â |
\({\widetilde{A}}_{5}\) | \(\left(\langle 1\mathcal{J},1\mathcal{K}\rangle ,\langle .8\mathcal{J},.8\mathcal{K}\rangle \right)\) | \(\left(\langle .87\mathcal{J},.9\mathcal{K}\rangle ,\langle .75\mathcal{J},.9\mathcal{K}\rangle \right)\) | Â |
