Both IFS tables | |||
generate the equilateral Sierpinski gasket. | |||
For the first table, it is not difficult to see the length 2 addresses are those on the left. | |||
For the second table, the reflection in rule 2 has an effect on the addresses, for example, the length 2 addresses are shown on the right. | |||
To see how address 21 winds up in the indicated position, start with the solid triangle S | |||
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