MyWikiBiz, Author Your Legacy — Thursday September 18, 2025
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1,415 bytes added
, 21:46, 30 January 2009
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| ====Definition 1==== | | ====Definition 1==== |
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| + | =====Variant 1===== |
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| <br> | | <br> |
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| | style="border-top:1px solid black" | <math>\upharpoonleft Q \upharpoonright (x) ~\Leftrightarrow~ x \in Q</math> | | | style="border-top:1px solid black" | <math>\upharpoonleft Q \upharpoonright (x) ~\Leftrightarrow~ x \in Q</math> |
| | align="center" style="border-top:1px solid black" | <math>\forall x \in X</math> | | | align="center" style="border-top:1px solid black" | <math>\forall x \in X</math> |
| + | |} |
| + | |
| + | <br> |
| + | |
| + | =====Variant 2===== |
| + | |
| + | <br> |
| + | |
| + | {| align="center" cellpadding="0" cellspacing="0" style="border-left:1px solid black; border-top:1px solid black; border-right:1px solid black; border-bottom:1px solid black" width="90%" |
| + | | |
| + | {| align="center" cellpadding="0" cellspacing="0" width="100%" |
| + | |- style="height:40px; text-align:center" |
| + | | width="80%" | |
| + | | width="20%" | <math>\text{Definition 1}\!</math> |
| + | |} |
| + | |- |
| + | | |
| + | {| align="center" cellpadding="0" cellspacing="0" width="100%" |
| + | |- style="height:40px" |
| + | | width="2%" style="border-top:1px solid black" | |
| + | | width="14%" style="border-top:1px solid black" | <math>\text{If}\!</math> |
| + | | width="84%" style="border-top:1px solid black" | <math>Q ~\subseteq~ X</math> |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\text{then}\!</math> |
| + | | <math>\upharpoonleft Q \upharpoonright ~:~ X \to \underline\mathbb{B}</math> |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\text{such that:}\!</math> |
| + | | |
| + | |} |
| + | |- |
| + | | |
| + | {| align="center" cellpadding="0" cellspacing="0" width="100%" |
| + | |- style="height:40px" |
| + | | width="2%" style="border-top:1px solid black" | |
| + | | width="14%" style="border-top:1px solid black" | <math>\operatorname{D1a.}</math> |
| + | | width="64%" style="border-top:1px solid black" | <math>\upharpoonleft Q \upharpoonright (x) ~\Leftrightarrow~ x \in Q</math> |
| + | | width="20%" style="border-top:1px solid black; text-align:center" | <math>\forall x \in X</math> |
| + | |} |
| |} | | |} |
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