7.13.3 Can you answer these questions?

7.13.3.1 RandomInstance of GeometricScene producing unexpected result

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=244335

Consider the following scene as an example: 
... 
[geometry] [computational-geometry] [geometric-computation] [synthetic-geometry]
 

asked by user13892 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=13892 1 vote

7.13.3.2 Solving an ordinary differential equation with boundary condition at infinity

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=244342

I want to solve the following differential equation 
 f''[z] + (1/z)*f'[z] - f[z] + f[z]^3 == 0 
 
subject to the boundary conditions 
$$f^{\prime}(0)=0\qquad\lim_{z\to\... 
[differential-equations] [equation-solving] [boundary-condition-at-infinity]
                                                                                  

                                                                                  
 

asked by HeitorGalacian https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=73726 1 vote

answered by Mariusz Iwaniuk https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=26828 0 votes

7.13.3.3 How to use ScalingFunctions with Graphics ChartElements

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=244387

How to draw spheres with BubbleChart with a reversed vertical axis? 
The 3rd example shows the problem (empty plot), likely caused by the transformation, but how to correct it? 
... 
[charts] [scaling]
 

asked by HuibH https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=70256 3 votes