Complexity-Progressive Gradient Descent algorithm
Hipparchus ode package (Maven) org.hipparchus:hipparchus-ode:1.8 https://mvnrepository.com/artifact/org.hipparchus/hipparchus-ode/1.8
Hipparchus geometry package (Maven) org.hipparchus:hipparchus-geometry:1.8 https://mvnrepository.com/artifact/org.hipparchus/hipparchus-geometry/1.8
Hipparchus core package (Maven) org.hipparchus:hipparchus-geometry:1.8 https://mvnrepository.com/artifact/org.hipparchus/hipparchus-core/1.8
Orbit Extrapolation Kit (Maven) org.orekit:orekit:10.3 https://mvnrepository.com/artifact/org.orekit/orekit/10.3