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| ===Definition 12=== | | ===Definition 12=== |
− |
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− | <pre>
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− | Definition 12
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− | If R c OxSxI,
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− |
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− | and x C S,
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− |
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− | then the following are identical subsets of O:
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− | D12a. ROS.x
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− |
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− | D12b. DenR.x
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− |
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− | D12c. DenR|x
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− | D12d. DenR(, x)
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− | D12e. Den(R, x)
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− | D12f. Den(R).x
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− |
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− | D12g. {o C O : <o, x> C Den(R)}
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− |
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− | D12h. {o C O : <o, x, i> C R for some i C I}
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− | </pre>
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| <br> | | <br> |
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| |- style="height:40px; text-align:center" | | |- style="height:40px; text-align:center" |
| | width="80%" | | | | width="80%" | |
− | | width="20%" | <math>\operatorname{Definition~10}</math> | + | | width="20%" | <math>\operatorname{Definition~12}</math> |
| |} | | |} |
| |- | | |- |
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| | width="18%" style="border-top:1px solid black" | <math>\text{If}\!</math> | | | width="18%" style="border-top:1px solid black" | <math>\text{If}\!</math> |
| | width="80%" style="border-top:1px solid black" | <math>L ~\subseteq~ O \times S \times I</math> | | | width="80%" style="border-top:1px solid black" | <math>L ~\subseteq~ O \times S \times I</math> |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\text{and}\!</math> |
| + | | <math>x ~\in~ S</math> |
| |- style="height:40px" | | |- style="height:40px" |
| | | | | |
| | <math>\text{then}\!</math> | | | <math>\text{then}\!</math> |
− | | <math>\text{the following are identical subsets of}~ O \times S \, :</math> | + | | <math>\text{the following are identical subsets of}~ O \, :</math> |
| |} | | |} |
| |- | | |- |
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| |- style="height:40px" | | |- style="height:40px" |
| | width="2%" style="border-top:1px solid black" | | | | width="2%" style="border-top:1px solid black" | |
− | | width="18%" style="border-top:1px solid black" | <math>\operatorname{D10a.}</math> | + | | width="18%" style="border-top:1px solid black" | <math>\operatorname{D12a.}</math> |
− | | width="80%" style="border-top:1px solid black" | <math>L_{OS}\!</math> | + | | width="80%" style="border-top:1px solid black" | <math>L_{OS} \cdot x</math> |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\operatorname{D12b.}</math> |
| + | | <math>\operatorname{Den}^L \cdot x</math> |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\operatorname{D12c.}</math> |
| + | | <math>\operatorname{Den}^L |_x</math> |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\operatorname{D12d.}</math> |
| + | | <math>\operatorname{Den}^L (-, x)</math> |
| |- style="height:40px" | | |- style="height:40px" |
| | | | | |
− | | <math>\operatorname{D10b.}</math> | + | | <math>\operatorname{D12e.}</math> |
− | | <math>\operatorname{Den}^L</math> | + | | <math>\operatorname{Den}(L, x)</math> |
| |- style="height:40px" | | |- style="height:40px" |
| | | | | |
− | | <math>\operatorname{D10c.}</math> | + | | <math>\operatorname{D12f.}</math> |
− | | <math>\operatorname{Den}(L)</math> | + | | <math>\operatorname{Den}(L) \cdot x</math> |
| |- style="height:40px" | | |- style="height:40px" |
| | | | | |
− | | <math>\operatorname{D10d.}</math> | + | | <math>\operatorname{D12g.}</math> |
− | | <math>\operatorname{proj}_{OS}(L)</math> | + | | <math>\{ o \in O ~:~ (o, x) \in \operatorname{Den}(L) \}</math> |
| |- style="height:40px" | | |- style="height:40px" |
| | | | | |
− | | <math>\operatorname{D10e.}</math> | + | | <math>\operatorname{D12h.}</math> |
− | | <math>\{ (o, s) \in O \times S ~:~ (o, s, i) \in L ~\operatorname{for~some}~ i \in I \}</math> | + | | <math>\{ o \in O ~:~ (o, x, i) \in L ~\operatorname{for~some}~ i \in I \}</math> |
| |} | | |} |
| |} | | |} |