DoublePendulum.JPG
Matanya/Original uploaded by [[:he:Matli
en
DoublePendulum, Diagrams of pendulums, Images with inappropriate JPEG compression
commons
ja
ダブルペンデュラム、振り子の図、JPEG圧縮が不適切な画像
commons_translated
tactless tactlessly distasteful inappropriately tactlessness inappropriate inappropriateness indecency indecent image compression physical pendulum pendulum simple pendulum