10.8.3 Can you answer these questions?

10.8.3.1 Conflict using elsarticle-num-names and pagebackref (elsarticle class)
10.8.3.2 \setmathfont TeX Gyre Pagella Math  vs amsfonts, amssymb
10.8.3.3 Place a label to the left of a tikz/pgf plot
10.8.3.1 Conflict using elsarticle-num-names and pagebackref (elsarticle class)

https://tex.stackexchange.com/landing/r/digest?cta=question&id=707750

I'm currently working on an article using the elsarticle class, and I'm encountering some issues with combining the elsarticle-num-names bibliography style and the pagebackref feature. My goal is to ... 
[hyperref] [natbib] [elsarticle] [bibliographystyle] [backref]
 
asked by Will Fonseca https://tex.stackexchange.com/landing/r/digest?cta=user&id=19299 Score of 1
answered by Will Fonseca https://tex.stackexchange.com/landing/r/digest?cta=user&id=19299 Score of 0
10.8.3.2 \setmathfont TeX Gyre Pagella Math  vs amsfonts, amssymb

https://tex.stackexchange.com/landing/r/digest?cta=question&id=707381

I used to always include amsfonts, amssymb in my preamble. 
I have now started using XeTeX, with 
\usepackage{unicode-math} 
\setmathfont[math-style=ISO,bold-style=ISO]{TeX Gyre Pagella Math} 
I ... 
[unicode-math] [tex-gyre-math] [amsfonts]
 
asked by user615536 https://tex.stackexchange.com/landing/r/digest?cta=user&id=238539 Score of 1
10.8.3.3 Place a label to the left of a tikz/pgf plot

https://tex.stackexchange.com/landing/r/digest?cta=question&id=707664

I have a plot which I create by \addplot and I would like to set a label to the left of the function graph at a specific x position of the function. How is that possible? I've tried note[pos = ...], ... 
[tikz-pgf]
 
asked by 0xbadf00d https://tex.stackexchange.com/landing/r/digest?cta=user&id=181897 Score of 1
answered by JeT https://tex.stackexchange.com/landing/r/digest?cta=user&id=163874 Score of 0