Maven: <dependency> <groupId>org.jzy3d</groupId> <artifactId>curvesapi</artifactId> <version>1.05</version> </dependency> Gradle: groovy compile 'org.jzy3d:curvesapi:1.05' import org.jzy3d.maths.Curve3d; import org.jzy3d.plot3d.primitives.AbstractDrawable; Curve3d curve = new Curve3d(); curve.computePoints(); List<Point> points = curve.getPoints(); double length = curve.getLength(); Vector3d tangent = curve.getTangent(t);