9.17.3 Can you answer these questions?

9.17.3.1 Evaluate coefficients of delta functions in a given expression

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=285074

Suppose that I have a function of the form: 
 myfn[x_] = smoothfn[x] + A[x] DiracDelta[x-x0] + B[x] DiracDelta'[x-x0], 
 
where ... 
[functions] [replacement] [expression-manipulation]
 

asked by Patrick.B https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=60697 Score of 1

9.17.3.2 MathKernel launches only from /usr/local/Wolfram/MathLM

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=285081

If go in the folder  /usr/local/Wolfram/MathLM  I can launch MathKernel no problem. 
If I go anywhere else it complains it has not license. 
In the folder ... 
[licensing]
 

asked by Rho Phi https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=8410 Score of 1

9.17.3.3 Plotting equipotentials line of a Julia set in Mathematica

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=285321

I need to plot the equipotential lines of the Julia sets of the polynomial $f(x)=x^2-1$ by using Mathematica, but I don't have a good background in programming. 
Given $f$, with equipotential lines I ... 
[plotting] [dynamic] [complex] [scripting]
 

asked by cartesio https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=92804 Score of 1