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− | ==Discussion Area== | + | ==Work Area • Logical Cacti== |
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− | … | |
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− | ==Logical Cacti==
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| ; Theme One Program — Logical Cacti | | ; Theme One Program — Logical Cacti |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="160px" | [[Image:Cactus ((A)(B)(C)) Big.jpg|70px]] | + | | height="160px" | [[Image:Cactus ((A)(B)(C)) Big.jpg|65px]] |
| | <math>\texttt{((} a \texttt{)(} b \texttt{)(} c \texttt{))}</math> | | | <math>\texttt{((} a \texttt{)(} b \texttt{)(} c \texttt{))}</math> |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="120px" | [[Image:Cactus (A,B) Big.jpg|70px]] | + | | height="120px" | [[Image:Cactus (A,B) Big.jpg|65px]] |
− | | <math>\texttt{(} a, b \texttt{)}</math> | + | | <math>\texttt{(} a \texttt{,} b \texttt{)}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="160px" | [[Image:Cactus ((A,B)) Big.jpg|70px]] | + | | height="160px" | [[Image:Cactus ((A,B)) Big.jpg|65px]] |
− | | <math>\texttt{((} a, b \texttt{))}</math> | + | | <math>\texttt{((} a \texttt{,} b \texttt{))}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="120px" | [[Image:Cactus (A,B,C) Big.jpg|70px]] | + | | height="120px" | [[Image:Cactus (A,B,C) Big.jpg|65px]] |
− | | <math>\texttt{(} a, b, c \texttt{)}</math> | + | | <math>\texttt{(} a \texttt{,} b \texttt{,} c \texttt{)}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="160px" | [[Image:Cactus ((A),(B),(C)) Big.jpg|70px]] | + | | height="160px" | [[Image:Cactus ((A),(B),(C)) Big.jpg|65px]] |
− | | <math>\texttt{((} a \texttt{)}, \texttt{(} b \texttt{)}, \texttt{(} c \texttt{))}</math> | + | | <math>\texttt{((} a \texttt{),(} b \texttt{),(} c \texttt{))}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="160px" | [[Image:Cactus (A,(B),(C)) Big.jpg|70px]] | + | | height="160px" | [[Image:Cactus (A,(B),(C)) Big.jpg|65px]] |
− | | <math>\texttt{(} a, \texttt{(} b \texttt{)}, \texttt{(} c \texttt{))}</math> | + | | <math>\texttt{(} a \texttt{,(} b \texttt{),(} c \texttt{))}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="160px" | [[Image:Cactus ((A)(B)(C)) Big.jpg|70px]] | + | | height="160px" | [[Image:Cactus ((A)(B)(C)) Big.jpg|65px]] |
| | <math>\texttt{((} a \texttt{)(} b \texttt{)(} c \texttt{))}</math> | | | <math>\texttt{((} a \texttt{)(} b \texttt{)(} c \texttt{))}</math> |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="120px" | [[Image:Cactus (A,B) Big.jpg|70px]] | + | | height="120px" | [[Image:Cactus (A,B) Big.jpg|65px]] |
− | | <math>\texttt{(} a, b \texttt{)}</math> | + | | <math>\texttt{(} a \texttt{,} b \texttt{)}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="160px" | [[Image:Cactus ((A,B)) Big.jpg|70px]] | + | | height="160px" | [[Image:Cactus ((A,B)) Big.jpg|65px]] |
− | | <math>\texttt{((} a, b \texttt{))}</math> | + | | <math>\texttt{((} a \texttt{,} b \texttt{))}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="120px" | [[Image:Cactus (A,B,C) Big.jpg|70px]] | + | | height="120px" | [[Image:Cactus (A,B,C) Big.jpg|65px]] |
− | | <math>\texttt{(} a, b, c \texttt{)}</math> | + | | <math>\texttt{(} a \texttt{,} b \texttt{,} c \texttt{)}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="160px" | [[Image:Cactus ((A,B,C)) Big.jpg|70px]] | + | | height="160px" | [[Image:Cactus ((A,B,C)) Big.jpg|65px]] |
− | | <math>\texttt{((} a, b, c \texttt{))}</math> | + | | <math>\texttt{((} a \texttt{,} b \texttt{,} c \texttt{))}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| \end{matrix}</math> | | \end{matrix}</math> |
| |- | | |- |
− | | height="200px" | [[Image:Cactus (((A),B,C)) Big.jpg|70px]] | + | | height="200px" | [[Image:Cactus (((A),B,C)) Big.jpg|65px]] |
− | | <math>\texttt{(((} a \texttt{)}, b, c \texttt{))}</math> | + | | <math>\texttt{(((} a \texttt{),} b \texttt{,} c \texttt{))}</math> |
| | | | | |
| <math>\begin{matrix} | | <math>\begin{matrix} |
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| | Not just one of the k arguments is true. | | | Not just one of the k arguments is true. |
| |} | | |} |
| + | |
| + | ===Tables=== |
| + | |
| + | {| align="center" border="1" cellpadding="8" cellspacing="0" style="background:#f8f8ff; text-align:center; width:90%" |
| + | |+ <math>\text{Table 1.}~~\text{Syntax and Semantics of a Calculus for Propositional Logic}</math> |
| + | |- style="background:#f0f0ff" |
| + | | <math>\text{Graph}\!</math> |
| + | | <math>\text{Expression}\!</math> |
| + | | <math>\text{Interpretation}\!</math> |
| + | | <math>\text{Other Notations}\!</math> |
| + | |- |
| + | | height="100px" | [[Image:Cactus Node Big Fat.jpg|20px]] |
| + | | <math>~</math> |
| + | | <math>\operatorname{true}</math> |
| + | | <math>1\!</math> |
| + | |- |
| + | | height="100px" | [[Image:Cactus Spike Big Fat.jpg|20px]] |
| + | | <math>\texttt{(~)}</math> |
| + | | <math>\operatorname{false}</math> |
| + | | <math>0\!</math> |
| + | |- |
| + | | height="100px" | [[Image:Cactus A Big.jpg|20px]] |
| + | | <math>a\!</math> |
| + | | <math>a\!</math> |
| + | | <math>a\!</math> |
| + | |- |
| + | | height="120px" | [[Image:Cactus (A) Big.jpg|20px]] |
| + | | <math>\texttt{(} a \texttt{)}</math> |
| + | | <math>\operatorname{not}~ a</math> |
| + | | <math>\lnot a \quad \bar{a} \quad \tilde{a} \quad a^\prime</math> |
| + | |- |
| + | | height="100px" | [[Image:Cactus ABC Big.jpg|50px]] |
| + | | <math>a ~ b ~ c</math> |
| + | | <math>a ~\operatorname{and}~ b ~\operatorname{and}~ c</math> |
| + | | <math>a \land b \land c</math> |
| + | |- |
| + | | height="160px" | [[Image:Cactus ((A)(B)(C)) Big.jpg|65px]] |
| + | | <math>\texttt{((} a \texttt{)(} b \texttt{)(} c \texttt{))}</math> |
| + | | <math>a ~\operatorname{or}~ b ~\operatorname{or}~ c</math> |
| + | | <math>a \lor b \lor c</math> |
| + | |- |
| + | | height="120px" | [[Image:Cactus (A(B)) Big.jpg|60px]] |
| + | | <math>\texttt{(} a \texttt{(} b \texttt{))}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | a ~\operatorname{implies}~ b |
| + | \\[6pt] |
| + | \operatorname{if}~ a ~\operatorname{then}~ b |
| + | \end{matrix}</math> |
| + | | <math>a \Rightarrow b</math> |
| + | |- |
| + | | height="120px" | [[Image:Cactus (A,B) Big.jpg|65px]] |
| + | | <math>\texttt{(} a \texttt{,} b \texttt{)}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | a ~\operatorname{not~equal~to}~ b |
| + | \\[6pt] |
| + | a ~\operatorname{exclusive~or}~ b |
| + | \end{matrix}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | a \neq b |
| + | \\[6pt] |
| + | a + b |
| + | \end{matrix}</math> |
| + | |- |
| + | | height="160px" | [[Image:Cactus ((A,B)) Big.jpg|65px]] |
| + | | <math>\texttt{((} a \texttt{,} b \texttt{))}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | a ~\operatorname{is~equal~to}~ b |
| + | \\[6pt] |
| + | a ~\operatorname{if~and~only~if}~ b |
| + | \end{matrix}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | a = b |
| + | \\[6pt] |
| + | a \Leftrightarrow b |
| + | \end{matrix}</math> |
| + | |- |
| + | | height="120px" | [[Image:Cactus (A,B,C) Big.jpg|65px]] |
| + | | <math>\texttt{(} a \texttt{,} b \texttt{,} c \texttt{)}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{just~one~of} |
| + | \\ |
| + | a, b, c |
| + | \\ |
| + | \operatorname{is~false}. |
| + | \end{matrix}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | & \bar{a} ~ b ~ c |
| + | \\ |
| + | \lor & a ~ \bar{b} ~ c |
| + | \\ |
| + | \lor & a ~ b ~ \bar{c} |
| + | \end{matrix}</math> |
| + | |- |
| + | | height="160px" | [[Image:Cactus ((A),(B),(C)) Big.jpg|65px]] |
| + | | <math>\texttt{((} a \texttt{),(} b \texttt{),(} c \texttt{))}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{just~one~of} |
| + | \\ |
| + | a, b, c |
| + | \\ |
| + | \operatorname{is~true}. |
| + | \\[6pt] |
| + | \operatorname{partition~all} |
| + | \\ |
| + | \operatorname{into}~ a, b, c. |
| + | \end{matrix}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | & a ~ \bar{b} ~ \bar{c} |
| + | \\ |
| + | \lor & \bar{a} ~ b ~ \bar{c} |
| + | \\ |
| + | \lor & \bar{a} ~ \bar{b} ~ c |
| + | \end{matrix}</math> |
| + | |- |
| + | | height="160px" | [[Image:Cactus (A,(B,C)) Big.jpg|90px]] |
| + | | <math>\texttt{(} a \texttt{,(} b \texttt{,} c \texttt{))}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{oddly~many~of} |
| + | \\ |
| + | a, b, c |
| + | \\ |
| + | \operatorname{are~true}. |
| + | \end{matrix}</math> |
| + | | |
| + | <p><math>a + b + c\!</math></p> |
| + | <br> |
| + | <p><math>\begin{matrix} |
| + | & a ~ b ~ c |
| + | \\ |
| + | \lor & a ~ \bar{b} ~ \bar{c} |
| + | \\ |
| + | \lor & \bar{a} ~ b ~ \bar{c} |
| + | \\ |
| + | \lor & \bar{a} ~ \bar{b} ~ c |
| + | \end{matrix}</math></p> |
| + | |- |
| + | | height="160px" | [[Image:Cactus (X,(A),(B),(C)) Big.jpg|90px]] |
| + | | <math>\texttt{(} x \texttt{,(} a \texttt{),(} b \texttt{),(} c \texttt{))}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{partition}~ x |
| + | \\ |
| + | \operatorname{into}~ a, b, c. |
| + | \\[6pt] |
| + | \operatorname{genus}~ x ~\operatorname{comprises} |
| + | \\ |
| + | \operatorname{species}~ a, b, c. |
| + | \end{matrix}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | & \bar{x} ~ \bar{a} ~ \bar{b} ~ \bar{c} |
| + | \\ |
| + | \lor & x ~ a ~ \bar{b} ~ \bar{c} |
| + | \\ |
| + | \lor & x ~ \bar{a} ~ b ~ \bar{c} |
| + | \\ |
| + | \lor & x ~ \bar{a} ~ \bar{b} ~ c |
| + | \end{matrix}</math> |
| + | |} |
| + | |
| + | <br> |
| + | |
| + | {| align="center" border="1" cellpadding="6" cellspacing="0" style="background:#f8f8ff; text-align:center; width:90%" |
| + | |+ <math>\text{Table C.}~~\text{Dualing Interpretations}</math> |
| + | |- style="background:#f0f0ff" |
| + | | <math>\text{Graph}\!</math> |
| + | | <math>\text{String}\!</math> |
| + | | <math>\text{Existential}\!</math> |
| + | | <math>\text{Entitative}\!</math> |
| + | |- |
| + | | height="100px" | [[Image:Cactus Node Big Fat.jpg|20px]] |
| + | | <math>{}^{\backprime\backprime}\texttt{~}{}^{\prime\prime}</math> |
| + | | <math>\operatorname{true}.</math> |
| + | | <math>\operatorname{false}.</math> |
| + | |- |
| + | | height="100px" | [[Image:Cactus Spike Big Fat.jpg|20px]] |
| + | | <math>\texttt{(~)}</math> |
| + | | <math>\operatorname{false}.</math> |
| + | | <math>\operatorname{true}.</math> |
| + | |- |
| + | | height="100px" | [[Image:Cactus A Big.jpg|20px]] |
| + | | <math>a\!</math> |
| + | | <math>a.\!</math> |
| + | | <math>a.\!</math> |
| + | |- |
| + | | height="120px" | [[Image:Cactus (A) Big.jpg|20px]] |
| + | | <math>\texttt{(} a \texttt{)}</math> |
| + | | <math>\lnot a</math> |
| + | | <math>\lnot a</math> |
| + | |- |
| + | | height="100px" | [[Image:Cactus ABC Big.jpg|50px]] |
| + | | <math>a~b~c</math> |
| + | | <math>a \land b \land c</math> |
| + | | <math>a \lor b \lor c</math> |
| + | |- |
| + | | height="160px" | [[Image:Cactus ((A)(B)(C)) Big.jpg|65px]] |
| + | | <math>\texttt{((} a \texttt{)(} b \texttt{)(} c \texttt{))}</math> |
| + | | <math>a \lor b \lor c</math> |
| + | | <math>a \land b \land c</math> |
| + | |- |
| + | | height="120px" | [[Image:Cactus (A(B)) Big.jpg|60px]] |
| + | | <math>\texttt{(} a \texttt{(} b \texttt{))}</math> |
| + | | <math>a \Rightarrow b</math> |
| + | | |
| + | |- |
| + | | height="120px" | [[Image:Cactus (A)B Big.jpg|35px]] |
| + | | <math>\texttt{(} a \texttt{)} b</math> |
| + | | |
| + | | <math>a \Rightarrow b</math> |
| + | |- |
| + | | height="120px" | [[Image:Cactus (A,B) Big.jpg|65px]] |
| + | | <math>\texttt{(} a \texttt{,} b \texttt{)}</math> |
| + | | <math>a \neq b</math> |
| + | | <math>a = b\!</math> |
| + | |- |
| + | | height="160px" | [[Image:Cactus ((A,B)) Big.jpg|65px]] |
| + | | <math>\texttt{((} a \texttt{,} b \texttt{))}</math> |
| + | | <math>a = b\!</math> |
| + | | <math>a \neq b\!</math> |
| + | |- |
| + | | height="120px" | [[Image:Cactus (A,B,C) Big.jpg|65px]] |
| + | | <math>\texttt{(} a \texttt{,} b \texttt{,} c \texttt{)}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{just~one} |
| + | \\ |
| + | \operatorname{of}~ a, b, c |
| + | \\ |
| + | \operatorname{is~false}. |
| + | \end{matrix}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{not~just~one} |
| + | \\ |
| + | \operatorname{of}~ a, b, c |
| + | \\ |
| + | \operatorname{is~true}. |
| + | \end{matrix}</math> |
| + | |- |
| + | | height="160px" | [[Image:Cactus ((A),(B),(C)) Big.jpg|65px]] |
| + | | <math>\texttt{((} a \texttt{),(} b \texttt{),(} c \texttt{))}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{just~one} |
| + | \\ |
| + | \operatorname{of}~ a, b, c |
| + | \\ |
| + | \operatorname{is~true}. |
| + | \end{matrix}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{not~just~one} |
| + | \\ |
| + | \operatorname{of}~ a, b, c |
| + | \\ |
| + | \operatorname{is~false}. |
| + | \end{matrix}</math> |
| + | |- |
| + | | height="160px" | [[Image:Cactus ((A,B,C)) Big.jpg|65px]] |
| + | | <math>\texttt{((} a \texttt{,} b \texttt{,} c \texttt{))}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{not~just~one} |
| + | \\ |
| + | \operatorname{of}~ a, b, c |
| + | \\ |
| + | \operatorname{is~false}. |
| + | \end{matrix}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{just~one} |
| + | \\ |
| + | \operatorname{of}~ a, b, c |
| + | \\ |
| + | \operatorname{is~true}. |
| + | \end{matrix}</math> |
| + | |- |
| + | | height="200px" | [[Image:Cactus (((A),(B),(C))) Big.jpg|65px]] |
| + | | <math>\texttt{(((} a \texttt{),(} b \texttt{),(} c \texttt{)))}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{not~just~one} |
| + | \\ |
| + | \operatorname{of}~ a, b, c |
| + | \\ |
| + | \operatorname{is~true}. |
| + | \end{matrix}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{just~one} |
| + | \\ |
| + | \operatorname{of}~ a, b, c |
| + | \\ |
| + | \operatorname{is~false}. |
| + | \end{matrix}</math> |
| + | |- |
| + | | height="160px" | [[Image:Cactus (A,(B),(C)) Big.jpg|65px]] |
| + | | <math>\texttt{(} a \texttt{,(} b \texttt{),(} c \texttt{))}</math> |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{partition}~ a |
| + | \\ |
| + | \operatorname{into}~ b, c. |
| + | \end{matrix}</math> |
| + | | |
| + | |- |
| + | | height="200px" | [[Image:Cactus (((A),B,C)) Big.jpg|65px]] |
| + | | <math>\texttt{(((} a \texttt{),} b \texttt{,} c \texttt{))}</math> |
| + | | |
| + | | |
| + | <math>\begin{matrix} |
| + | \operatorname{partition}~ a |
| + | \\ |
| + | \operatorname{into}~ b, c. |
| + | \end{matrix}</math> |
| + | |} |
| + | |
| + | <br> |