RF Cafe Software
About RF Cafe
1996 - 2022
BSEE - KB3UON
RF Cafe began life in 1996 as "RF Tools" in an AOL screen name web space totaling 2 MB. Its primary purpose was to provide me with ready access to commonly needed formulas and reference material while performing my work as an RF system and circuit design engineer. The Internet was still largely an unknown entity at the time and not much was available in the form of WYSIWYG ...
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The gradient is a vector operation that operates on a scalar function to produce a vector. The vector's magnitude is the maximum rate of change of the function at the point of the gradient, is pointed in the direction of that maximum rate of change.
"Ñ" is a vector and is pronounced "del." The scalar function is V(x,y,z), V(r,Φ,z), or V(r,θ,Φ)
The divergence of a gradient is know as the LaPlacian.