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Wang Yun
  • Member for 1 year, 11 months
  • Last seen more than a month ago
  • China
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6 Questions

Score Activity Newest Views
12 votes
2 answers
2k views

Why do people choose 0.2 as the value of linking length in the friends-of-friends algorithm?

cosmology n-body-simulations algorithm galactic-halo
asked Jan 26, 2021 at 11:33
3 votes
1 answer
53 views

How to locate helpful and instructive books and resources about numerical methods in cosmology?

cosmology n-body-simulations resource-request
asked Jul 13, 2021 at 7:13
2 votes
1 answer
71 views

Why is the boundary of friends-of-friends (FOF) halo corresponding to iso-density contour?

cosmology n-body-simulations algorithm galactic-halo
asked Jan 28, 2021 at 2:25
2 votes
1 answer
45 views

What do "overdense" and "underdense" mean in cosmology?

cosmology density matter
asked Jun 22, 2021 at 6:34
2 votes
0 answers
51 views

What are the one-dimensional observables that can reveal the matter clustering properties of the Universe?

cosmology observable-universe n-body-simulations
asked Jul 11, 2021 at 12:35
1 vote
0 answers
66 views

Are there galaxy clusters or dark matter halos in the void?

cosmology dark-matter galaxy-cluster
asked Nov 28, 2021 at 11:57
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