AixLib.Utilities.Math.SmoothHeaviside

# .AixLib.Utilities.Math.SmoothHeaviside

Twice continuously differentiable approximation to the Heaviside function

## Information

Twice Lipschitz continuously differentiable approximation to the Heaviside(.,.) function. See Example AixLib.Utilities.Math.Examples.SmoothHeaviside.

## Revisions

- October 21, 2019:
  Added `delta.min` attribute to guard against division by zero.
  This is for issue 1202.
- July 17, 2015, by Marcus Fuchs:
  Add link to example.
- July 14, 2010, by Wangda Zuo:
  First implementation.

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