LIMIT DISTRIBUTION OF THE NODAL DOMAIN NUMBER FOR THE RIGHT-ISOSCELES TRIANGLE BILLIARD

被引:0
作者
Jain, M. [1 ,2 ]
Bamal, B. [3 ]
Jain, S. R. [4 ,5 ,6 ]
机构
[1] Univ Firenze, Dipartimento Fis & Astron, Sesto Fiorentino, FI, Italy
[2] INFN, LENS, Sez Firenze, Sesto Fiorentino, FI, Italy
[3] Malaviya Natl Inst Technol, Jaipur, Rajasthan, India
[4] Bhabha Atom Res Ctr, Nucl Phys Div, Mumbai, Maharashtra, India
[5] Homi Bhabha Natl Inst, Mumbai, Maharashtra, India
[6] Univ Mumbai, UM DAE Ctr Excellence Basic Sci, Mumbai, Maharashtra, India
关键词
billiard; limit distribution; integrable system;
D O I
10.1134/S0040577921040061
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present the probability distribution function of the nodal domain number for the right-isosceles triangle billiard. This is the first explicit result for a nonseparable plane polygonal billiard. The distribution function has a peak at 2/pi (the same as for integrable billiards) and also at 2 root 2/pi. The only exact results previously known in this direction correspond to integrable billiards that are separable.
引用
收藏
页码:483 / 486
页数:4
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