## Squeeze

### Info

One possible version of a substitution rule with a free parameter:
The upper tip of the three triangles can be shifted arbitrarily in horizontal direction,
the result is always a self-similar substitution.

The inflation multiplier is the smallest PV number, the Plastic Number which is a root of the polynomial `$x^3 - x - 1 = 0$`

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### Substitution Rule

### Patch