3 ms·
I guess they know each other as they have a lot of collaborations, such as this one [1]. [1] http://www.chaos-math.org/en http://www.chaos-math.org/en
by aekt 9y ago
I guess they know each other as they have a lot of collaborations, such as this one [1].
[1] http://www.chaos-math.org/en http://www.chaos-math.org/en