Matrix exponential

Matrix exponential algorithm with improved numerical precision

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Cite As

Kenneth Johnson (2026). Matrix exponential (https://uk.mathworks.com/matlabcentral/fileexchange/45724-matrix-exponential), MATLAB Central File Exchange. Retrieved .

General Information

MATLAB Release Compatibility

  • Compatible with any release

Platform Compatibility

  • Windows
  • macOS
  • Linux
Version Published Release Notes Action
1.9.0

Updated test cases to use MATLAB R2014A. (Previous version used R2013A.)

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1.8.0

Spelling error in comments.

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1.7.0

Corrected output specification in comment header.

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1.6.0

Replaced two corrupted comment lines.

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1.5.0

Noted requirement for polyvalm_ in Description.

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1.4.0

No change - just trying to fix a problem in File Exchange UI.

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1.3.0

- Added minusI optional input.
- Revised p polynomial definition to include leading I term.
- Use polyvalm_ to do the polynomial evaluation.
- Use more robust method for setting m and s.
- Modified test cases in comment header.

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1.2.0

Added acknowledgment of Federal support and disclaimer.

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1.1.0

Added reference to another good test case in program comments.

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1.0.0

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