6.28.3 Can you answer these questions?

6.28.3.1 How to include subsection in table of contents in book documentclass?
6.28.3.2 Asymptote GL Compile error
6.28.3.3 shellescape package manipulation to get 3 pdf
6.28.3.1 How to include subsection in table of contents in book documentclass?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=548510

I would like to include subsection in TOC. 
MWE: 
\documentclass[lang=en,11pt]{elegantbook} 
\usepackage{mathbang} % to write bengali digits in math mode 
... 
[table-of-contents] [pdftex]
 
asked by BSFU https://tex.stackexchange.com/landing/r/digest?cta=user&id=211786 1 vote
answered by Peter Wilson https://tex.stackexchange.com/landing/r/digest?cta=user&id=12082 0 votes
6.28.3.2 Asymptote GL Compile error

https://tex.stackexchange.com/landing/r/digest?cta=question&id=548463

I've used Asymptote in the past to generate a large number of images. I've recently upgraded to version 2.65 and am having trouble getting simple files to compile. (To try to avoid confusion on my  ... 
[asymptote]
 
asked by GregH https://tex.stackexchange.com/landing/r/digest?cta=user&id=9209 1 vote
6.28.3.3 shellescape package manipulation to get 3 pdf

https://tex.stackexchange.com/landing/r/digest?cta=question&id=547860

windows 10 / TexMaker / Miktex distribution 
Hello. I have a document which looks like the example follow : 
\documentclass{article} 
\usepackage{lipsum} 
\usepackage{shellesc} 
... 
[compiling] [multiple-files]
 
asked by ThomProf https://tex.stackexchange.com/landing/r/digest?cta=user&id=217523 1 vote