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Revision as of 19:16, 31 July 2009
, 19:16, 31 July 2009→Categories of structured individuals: TeX markup
The idea of mappings that preserve 3-adic relations should ring a few bells here.
The idea of mappings that preserve 3-adic relations should ring a few bells here.
Once again into the breach between the interpretations ''En'', ''Ex'' : '''S''' → '''O''', drawing but a single Figure in the sand and relying on the reader to recall:
Once again into the breach between the interpretations <math>\operatorname{En}, \operatorname{Ex} : S \to O,</math> drawing but a single Figure in the sand and relying on the reader to recall:
{| align="center" cellpadding="10" width="90%"
|
<p><math>\operatorname{En}</math> maps every tree on the left side of <math>S\!</math> to the left side of <math>O.\!</math></p>
<p><math>\operatorname{En}</math> maps every tree on the right side of <math>S\!</math> to the right side of <math>O.\!</math></p>
|-
|
<p><math>\operatorname{Ex}</math> maps every tree on the left side of <math>S\!</math> to the right side of <math>O.\!</math></p>
<p><math>\operatorname{Ex}</math> every tree on the right side of <math>S\!</math> to the left side of <math>O.\!</math></p>
|}
{| align="center" style="text-align:center; width:90%"
{| align="center" style="text-align:center; width:90%"
