v0.39.0

Improvements

• Upgrade unit testing framework to PHPUnit 6
• Update unit tests for PHPUnit 6 compatibility
• Add PHP 7.2 to continuous integration tests

v0.38.0

Improvements

• Percentile reimplemented to use linear interpolation between closest ranks method - Second variant, C = 1
• General code improvements
• Better error and exception handling

v0.37.0

Improvements

• Change probability distributions to be objects instead of static methods

Backwards Incompatible Changes

• Change probability distributions to be objects instead of static methods

v0.36.0

v0.36.0

New Features

• Rational number
• Gamma distribution mean

Improvements

• Add .gitignore file

v0.35.0

New Features

• Matrix isTridiagonal
• Matrix isUpperHessenberg
• Matrix isLowerHessenberg
• Matrix getSuperdiagonalElements
• Matrix getSubdiagonalElements

Improvements

• Issue 242 - documentation improvement

v0.34.0

New Features

• Multivariate normal distribution

V0.33.0

New Features

• Kernel density estimation

v0.32.0

New Features

• Matrix Crout decomposition
• Categorical discrete distribution

v0.31.0

New Features

• Hypergeometric distribution
• Discrete uniform distribution

v0.30.0

New Features

• Dirichlet multivariate distribution
• Gamma distribution
• Initial eigenvalue matrix method
• Initial eigenvector matrix method
• Confidence ellipse

Improvements

• Internal Bitwise addition