01:25 PM - Jul 05, 2022
Only people mentioned by JohnnyQ in this post can reply
arba happihr
@arba
05 July, 07:15
In response Johnny Q -Z to his Publication
Wake me when you know something...
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Helen Wheels
@HelenWheels
05 July, 01:31
In response Johnny Q -Z to his Publication
Dot Product -- from Wolfram MathWorld
The dot product can be defined for two vectors X and Y by X·Y=|X||Y|costheta, (1) where theta is the angle between the vectors and |X| is the norm. It follows immediately that X·Y=0 if X is perpendicular to Y. The dot product therefore has the geometric interpretation as the length of ..
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