Event Horizon

[LocktnLoaded]

Could someone give me a formula that would describe an event horizon, and also explain your view?

[tony873004]

v_{esc}=\sqrt{\frac{2GM}{r}}

v_{esc}^2=\frac{2GM}{r}

r=\frac{2GM}{v_{esc}^2}

escape velocity = speed of light (c)

r=\frac{2GM}{c^2}