11.58.3 Can you answer these questions?

11.58.3.1 How to make/structure/organize TikZ Animations (SMIL)?
11.58.3.2 ConTeXt: add an accent mark (tilde) to mathematical functions in the Spanish language
11.58.3.3 Formatting data;volume:pages in the bibliography with Biblatex
11.58.3.1 How to make/structure/organize TikZ Animations (SMIL)?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=750367

I recently started experimenting with the Animations library from TikZ to see if it is viable as an alternative to Manim for simple diagram animations. Today I attempted to replicate the GIF bellow as ... 
[tikz-pgf] [animations]
 
asked by Mathias Sven https://tex.stackexchange.com/landing/r/digest?cta=user&id=411246 Score of 2
11.58.3.2 ConTeXt: add an accent mark (tilde) to mathematical functions in the Spanish language

https://tex.stackexchange.com/landing/r/digest?cta=question&id=750429

I am using Concrete as the font. The problem is that the glyphs with accents in mathematical functions are not displayed, whereas those in the text are. 
I would like to know two things: 
How could I ... 
[math-mode] [fonts] [context]
                                                                                  

                                                                                  
 
asked by gxono https://tex.stackexchange.com/landing/r/digest?cta=user&id=263820 Score of 4
11.58.3.3 Formatting data;volume:pages in the bibliography with Biblatex

https://tex.stackexchange.com/landing/r/digest?cta=question&id=750387

I am writing a document where the bibliography style must follow the Elsevier guidelines for referencing articles. In Biblatex, the numeric style is already close to the style guide when I customize ... 
[biblatex] [formatting] [bibliographystyle]
 
asked by Kessels https://tex.stackexchange.com/landing/r/digest?cta=user&id=412944 Score of 2
answered by kabenyuk https://tex.stackexchange.com/landing/r/digest?cta=user&id=204924 Score of 0