PHP 8

Bumps to require PHP 8.

Vector Cosine Similarity

Adds cosine similarity of vectors.

Add ArrayAccess

2.2.0

Document 2.1.1.

Bugfix Vector Map

Fixes a bug with mapping over vectors.

Add Vector

Adds the Vector class

2.0.0

Significant interface clean-ups and PHP 7.0 requirement.

More Deprecations.

1.3.2

Note deprecations in README.

Minor Cleanups

1.3.1

Prep 1.3.1

Cleanup Release

This release includes many refactorings and deprecations. Be sure to check the documentation to see what has changed.

Add Matrix Concatenation

1.2.0

Add Matrix Concatenation