Pseudospectral Differentiation on an Arbitrary Grid

Numerically differentiates a function on an arbitrary grid.

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This brief script computes the first order pseudospectal/collocation differentiation matrix for an arbitrary grid using the lagrange interpolation formula.

Cite As

Greg von Winckel (2026). Pseudospectral Differentiation on an Arbitrary Grid (https://in.mathworks.com/matlabcentral/fileexchange/5515-pseudospectral-differentiation-on-an-arbitrary-grid), MATLAB Central File Exchange. Retrieved .

Acknowledgements

Inspired by: DMSUITE

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General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
Version Published Release Notes Action
1.0.0.0