Replace the dependency on Apache Commons Math, which is no longer actively developed, with Hipparchus, its modern actively maintained fork. Update all code references, tests, and documentation to use Hipparchus instead of Apache Commons Math.
Acceptance Criteria:
- Apache Commons Math dependency is entirely removed from the project.
- Hipparchus is added and used in its place.
- All matrix operations using Apache Commons Math are refactored to their Hipparchus equivalent.
- Build passes and tests are updated and verified.
Parent: #29
Replace the dependency on Apache Commons Math, which is no longer actively developed, with Hipparchus, its modern actively maintained fork. Update all code references, tests, and documentation to use Hipparchus instead of Apache Commons Math.
Acceptance Criteria:
Parent: #29