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| <br> | | <br> |
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− | ===Proof Schemata=== | + | ===Proof Schemata : Old Versions=== |
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| <br> | | <br> |
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| | align="center" style="border-right:1px solid black" | | | | align="center" style="border-right:1px solid black" | |
| <math>\text{R3c : R2b}\!</math> | | <math>\text{R3c : R2b}\!</math> |
| + | |} |
| + | |
| + | <br> |
| + | |
| + | ===Proof Schemata : New Versions=== |
| + | |
| + | <br> |
| + | |
| + | {| align="center" cellpadding="12" cellspacing="0" style="border-top:1px solid black; border-bottom:1px solid black" width="90%" |
| + | |- |
| + | | align="left" style="border-left:1px solid black" width="20%" | |
| + | | align="left" width="60%" | |
| + | | align="right" style="border-right:1px solid black" width="20%" | <math>\text{Definition 1}\!</math> |
| + | |- |
| + | | style="border-left:1px solid black; border-top:1px solid black" | <math>\text{If}\!</math> |
| + | | style="border-top:1px solid black" | <math>Q \subseteq X</math> |
| + | | style="border-right:1px solid black; border-top:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black" | <math>\text{then}\!</math> |
| + | | <math>\upharpoonleft Q \upharpoonright ~:~ X \to \underline\mathbb{B}</math> |
| + | | style="border-right:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black" | <math>\text{such that:}\!</math> |
| + | | |
| + | | style="border-right:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black; border-top:1px solid black" | <math>\text{D1a.}\!</math> |
| + | | style="border-top:1px solid black" | <math>\upharpoonleft Q \upharpoonright (x) ~\Leftrightarrow~ x \in Q</math> |
| + | | align="right" style="border-right:1px solid black; border-top:1px solid black" | <math>\forall x \in X</math> |
| + | |} |
| + | |
| + | <br> |
| + | |
| + | {| align="center" cellpadding="12" cellspacing="0" style="border-top:1px solid black; border-bottom:1px solid black" width="90%" |
| + | |- |
| + | | align="left" style="border-left:1px solid black" width="20%" | |
| + | | align="left" width="60%" | |
| + | | align="right" style="border-right:1px solid black" width="20%" | <math>\text{Rule 1}\!</math> |
| + | |- |
| + | | style="border-left:1px solid black; border-top:1px solid black" | <math>\text{If}\!</math> |
| + | | style="border-top:1px solid black" | <math>Q \subseteq X</math> |
| + | | style="border-right:1px solid black; border-top:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black" | <math>\text{then}\!</math> |
| + | | <math>\upharpoonleft Q \upharpoonright ~:~ X \to \underline\mathbb{B}</math> |
| + | | style="border-right:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black" | <math>\text{and if}\!</math> |
| + | | <math>x \in X</math> |
| + | | style="border-right:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black" | <math>\text{then}\!</math> |
| + | | <math>\text{the following are equivalent:}\!</math> |
| + | | style="border-right:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black; border-top:1px solid black" | <math>\text{R1a.}\!</math> |
| + | | style="border-top:1px solid black" | <math>x \in Q</math> |
| + | | style="border-right:1px solid black; border-top:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black" | <math>\text{R1b.}\!</math> |
| + | | <math>\upharpoonleft Q \upharpoonright (x)</math> |
| + | | style="border-right:1px solid black" | |
| + | |} |
| + | |
| + | <br> |
| + | |
| + | {| align="center" cellpadding="12" cellspacing="0" style="border-top:1px solid black; border-bottom:1px solid black" width="90%" |
| + | |- |
| + | | align="left" style="border-left:1px solid black" width="20%" | |
| + | | align="left" width="60%" | |
| + | | align="right" style="border-right:1px solid black" width="20%" | <math>\text{Rule 2}\!</math> |
| + | |- |
| + | | style="border-left:1px solid black; border-top:1px solid black" | <math>\text{If}\!</math> |
| + | | style="border-top:1px solid black" | <math>f : X \to \underline\mathbb{B}</math> |
| + | | style="border-right:1px solid black; border-top:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black" | <math>\text{and}\!</math> |
| + | | <math>x \in X</math> |
| + | | style="border-right:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black" | <math>\text{then}\!</math> |
| + | | <math>\text{the following are equivalent:}\!</math> |
| + | | style="border-right:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black; border-top:1px solid black" | <math>\text{R2a.}\!</math> |
| + | | style="border-top:1px solid black" | <math>f(x)\!</math> |
| + | | style="border-right:1px solid black; border-top:1px solid black" | |
| + | |- |
| + | | style="border-left:1px solid black" | <math>\text{R2b.}\!</math> |
| + | | <math>f(x) = \underline{1}</math> |
| + | | style="border-right:1px solid black" | |
| |} | | |} |
| | | |