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Talk:Logical graph
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Revision as of 15:36, 6 December 2008
130 bytes added
,
15:36, 6 December 2008
→More thoughts on Peirce's law
:
+ usual formulas
Line 219:
Line 219:
===More thoughts on Peirce's law===
===More thoughts on Peirce's law===
−
1-way version
+
1-way version
: <math>((a \Rightarrow b) \Rightarrow a) \Rightarrow a</math>
<pre>
<pre>
Line 231:
Line 231:
</pre>
</pre>
−
2-way version
+
2-way version
: <math>((a \Rightarrow b) \Rightarrow a) \Leftrightarrow a</math>
<pre>
<pre>
Jon Awbrey
12,080
edits