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Equation Error in 13.8 - Careful Sample Placement? #6

Open APassbyDreg opened 2 years ago

APassbyDreg commented 2 years ago

Is there a $^2$ missing in the 7th equation block in 13.8 Careful Sample Placement?

Here's my calculation:

Furthermore, had there not been a sqr term, the latter part might always be 0: