পর্ব 19: Altair of the Cyclic Coordinate -Time-leap Machine-
পর্ব
- পর্ব 15 · Recognition of the Asymptotic Line -Recognize Asymptote-
- পর্ব 16 · Altair of the Point at Infinity -Vega and Altair-
- পর্ব 17 · Altair of the Hyperbolic Plane -Beltrami Pseudosphere-
- পর্ব 18 · Altair of Translational Symmetry -Translational Symmetry-
- পর্ব 19 · Altair of the Cyclic Coordinate -Time-leap Machine-
- পর্ব 20 · Rinascimento of the Unwavering Promise -Promised Rinascimento-
- পর্ব 21 · Rinascimento of Image Formation -Return of Phoenix-
- পর্ব 22 · Rinascimento of Projection -Project Amadeus-
- পর্ব 23 · Arclight of the Point at Infinity -Arc-light of the Sky-