#### Description:

This attribute controls the iterative inverse transformation used if the IterInverse attribute is non-zero.

Its value gives the target relative error in the axis values of each transformed position. Further iterations will be performed until the target relative error is reached, or the maximum number of iterations given by attribute NiterInverse is reached.

The default value is 1.0E-6.

Type:

  Floating point.

#### Applicability

##### PolyMap

All PolyMaps have this attribute.
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