10.32.3 Can you answer these questions?

10.32.3.1 Why does Reduce not work with Ceiling?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=307151

Consider the following code: 
... 
[equation-solving] [mathematical-optimization] [inequalities]
 

asked by Arbuja https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=34171 Score of 1

10.32.3.2 Need help with labeling in the BarLegend and Contours

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=307237

I am plotting the overlay of  DensityPlot  and  ContourPlot , but I am facing issues with formatting the labels for both. 
I have the ... 
[plotting] [legending] [labeling]
 

asked by seva011 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=92499 Score of 1

answered by seva011 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=92499 Score of 0

10.32.3.3 Mathematica Online Problem: Print to PDF/ Programatic Exporting as PDF

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=307170

Problem Succinctly: 
Can't Print-to-PDF or Export a programmatically generated notebook with ToBoxes containing cells. 
I have a project where: 
 
I want to run a notebook in Mathematica online 
Get it to ... 
[export] [image] [pdf-format] [mathematica-online]
 

asked by Martin D https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=102046 Score of 1