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If someone says that you have to take the dot product of q*a and a is a length, and q is the 111 direction, or alonfg the 111 direction. What does that mean.
Is it simply 111 dot length a.
We have a exponential function to the power q dot a and want to know what to do.
Is it simply 111 dot length a.
We have a exponential function to the power q dot a and want to know what to do.