要是我选择一个60度的角，这些数就会是二分之一和二分之根号三。
If I pick an angle of 60 degrees, these are some numbers like half and root 3 over 2.
你们发现，它到达中子星的速度,等于二次根号,乘以G，is，the，square，root，of，two,除以中子星的半径,你们应记住这等式。
You always lose your m, and so you find that the speed at which it reaches the neutron star M R M neutron star times G divided by R neutron star.
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