Line 2,929: |
Line 2,929: |
| R10h. ConjUu (( [u C X] , [u C Y] ))$(u). :R8g | | R10h. ConjUu (( [u C X] , [u C Y] ))$(u). :R8g |
| </pre> | | </pre> |
| + | |
| + | <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%" style="border-left:1px solid black" | <math>\operatorname{Rule~9}</math> |
| + | |} |
| + | |- |
| + | | |
| + | {| align="center" cellpadding="0" cellspacing="0" width="100%" |
| + | |- style="height:40px" |
| + | | width="2%" style="border-top:1px solid black" | |
| + | | width="18%" style="border-top:1px solid black" | <math>\text{If}\!</math> |
| + | | width="60%" style="border-top:1px solid black" | <math>P, Q ~\subseteq~ X</math> |
| + | | width="20%" style="border-top:1px solid black; border-left:1px solid black" | |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\text{then}\!</math> |
| + | | <math>\text{the following are equivalent:}\!</math> |
| + | | style="border-left:1px solid black" | |
| + | |} |
| + | |- |
| + | | |
| + | {| align="center" cellpadding="0" cellspacing="0" width="100%" |
| + | |- style="height:40px" |
| + | | width="2%" style="border-top:1px solid black" | |
| + | | width="18%" style="border-top:1px solid black" | <math>\operatorname{R9a.}</math> |
| + | | width="60%" style="border-top:1px solid black" | <math>P ~=~ Q</math> |
| + | | width="20%" style="border-top:1px solid black; border-left:1px solid black; text-align:center" | <math>\operatorname{R9a~:~R5a}</math> |
| + | |- style="height:20px" |
| + | | |
| + | | |
| + | | |
| + | | style="border-left:1px solid black; text-align:center" | <math>::\!</math> |
| + | |- style="height:60px" |
| + | | |
| + | | <math>\operatorname{R9b.}</math> |
| + | | <math>\upharpoonleft P \upharpoonright ~=~ \upharpoonleft Q \upharpoonright</math> |
| + | | style="border-left:1px solid black; text-align:center" | |
| + | <p><math>\operatorname{R9b~:~R5e}</math></p> |
| + | <p><math>\operatorname{R9b~:~R7a}</math></p> |
| + | |- style="height:20px" |
| + | | |
| + | | |
| + | | |
| + | | style="border-left:1px solid black; text-align:center" | <math>::\!</math> |
| + | |- style="height:60px" |
| + | | |
| + | | <math>\operatorname{R9c.}</math> |
| + | | <math>\overset{X}{\underset{x}{\forall}}~ (\upharpoonleft P \upharpoonright (x) ~=~ \upharpoonleft Q \upharpoonright (x))</math> |
| + | | style="border-left:1px solid black; text-align:center" | <math>\operatorname{R9c~:~R7b}</math> |
| + | |- style="height:20px" |
| + | | |
| + | | |
| + | | |
| + | | style="border-left:1px solid black; text-align:center" | <math>::\!</math> |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\operatorname{R9d.}</math> |
| + | | <math>\operatorname{Conj_x^X}~ (\upharpoonleft P \upharpoonright (x) ~=~ \upharpoonleft Q \upharpoonright (x))</math> |
| + | | style="border-left:1px solid black; text-align:center" | <math>\operatorname{R9d~:~R7c}</math> |
| + | |- style="height:20px" |
| + | | |
| + | | |
| + | | |
| + | | style="border-left:1px solid black; text-align:center" | <math>::\!</math> |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\operatorname{R9e.}</math> |
| + | | <math>\operatorname{Conj_x^X}~ (\upharpoonleft P \upharpoonright (x) ~\Leftrightarrow~ \upharpoonleft Q \upharpoonright (x))</math> |
| + | | style="border-left:1px solid black; text-align:center" | <math>\operatorname{R9e~:~R7d}</math> |
| + | |- style="height:20px" |
| + | | |
| + | | |
| + | | |
| + | | style="border-left:1px solid black; text-align:center" | <math>::\!</math> |
| + | |- style="height:60px" |
| + | | |
| + | | <math>\operatorname{R9f.}</math> |
| + | | <math>\operatorname{Conj_x^X}~ \underline{((}~ \upharpoonleft P \upharpoonright (x) ~,~ \upharpoonleft Q \upharpoonright (x) ~\underline{))}</math> |
| + | | style="border-left:1px solid black; text-align:center" | <math>\operatorname{R9f~:~R7e}</math> |
| + | |- style="height:20px" |
| + | | |
| + | | |
| + | | |
| + | | style="border-left:1px solid black; text-align:center" | <math>::\!</math> |
| + | |- style="height:40px" |
| + | | |
| + | | <math>\operatorname{R9g.}</math> |
| + | | <math>\operatorname{Conj_x^X}~ \underline{((}~ \upharpoonleft P \upharpoonright ~,~ \upharpoonleft Q \upharpoonright ~\underline{))}^\$ (x)</math> |
| + | | style="border-left:1px solid black; text-align:center" | <math>\operatorname{R9g~:~R7f}</math> |
| + | |} |
| + | |} |
| + | |
| + | <br> |
| | | |
| ===Rule 11=== | | ===Rule 11=== |