Tibeuleu/KozaiLidov
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tidy things up

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This commit is contained in:
Thibault Barnouin
2022-01-18 22:33:33 +01:00
parent e10b4a380c
commit 5168a52ade
13 changed files with 111 additions and 139 deletions
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15
lib/LeapFrog.py
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@@ -21,18 +21,19 @@ def Kick(dyn_syst, dt):
body.a = np.zeros(3,dtype=np.longdouble)
for otherbody in dyn_syst.bodylist:
if body != otherbody:
rij = np.linalg.norm(body.q - otherbody.q)
body.a = body.a - (body.q - otherbody.q) * G * otherbody.m / (rij ** 3)
body.v = body.v + dt * body.a
rij = np.linalg.norm(body.q-otherbody.q)
body.a -= (body.q-otherbody.q)*G*otherbody.m/(rij**3)
body.v += dt*body.a
def LP(dyn_syst, dt):
Drift(dyn_syst, dt / 2)
Drift(dyn_syst, dt/2)
Kick(dyn_syst, dt)
Drift(dyn_syst, dt / 2)
dyn_syst.time = dyn_syst.time + dt
Drift(dyn_syst, dt/2)
dyn_syst.time = dyn_syst.time+dt
def leapfrog(dyn_syst, bin_syst, duration, dt, recover_param=False, display=False, savename=None, gif=False):
def leapfrog(dyn_syst, bin_syst, duration, dt, recover_param=False,
display=False, savename=None, gif=False):
if display:
try:
system("mkdir tmp")