What's Changed
* chore: speed up tests by vishwa2710 in https://github.com/open-space-collective/open-space-toolkit-mathematics/pull/136
* chore: update clang format settings by vishwa2710 in https://github.com/open-space-collective/open-space-toolkit-mathematics/pull/140
* fix: consider open and semi-open intervals in contain and intersects functions by phc1990 in https://github.com/open-space-collective/open-space-toolkit-mathematics/pull/142
* feat: add Interval intersection for mixed types by phc1990 in https://github.com/open-space-collective/open-space-toolkit-mathematics/pull/143
* feat: add support for Interval union with different types by phc1990 in https://github.com/open-space-collective/open-space-toolkit-mathematics/pull/145
* chore: C++17 compatibility by vishwa2710 in https://github.com/open-space-collective/open-space-toolkit-mathematics/pull/146
**Full Changelog**: https://github.com/open-space-collective/open-space-toolkit-mathematics/compare/4.0.0...4.0.1