リサジュー図形/Lissajous curves 04
x = A sin (a t + φ), y = B sin (b t )
since July 5, 2026

x = sin (5 t + φ), y = sin (6 t )
Copyright Akiyoshi Kitaoka 2026 (July 5)

天使と悪魔/Angel and saturn
x = sin (t + φ), y = sin (t )
Copyright Akiyoshi Kitaoka 2026 (July 5)

Heart beat
x = sin (25 t + φ), y = sin (24 t )
Copyright Akiyoshi Kitaoka 2026 (July 5)