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-rw-r--r--src/kerr.x4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/kerr.x b/src/kerr.x
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--- /dev/null
+++ b/src/kerr.x
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+ mass = sqrt(2+sqrt(4+byJ**2))
+ a = byJ/mass
+ rBL = sqrt(mass**2-a**2)/2*exp(etagrd(i))*(1+(mass+a)/(sqrt(mass**2-a**2
+ & )*exp(etagrd(i))))*(1+(mass-a)/(sqrt(mass**2-a**2)*exp(etagrd(i))))