@acer  it s exactly my objective !

Thanks

@acer 

How to do transpose your  idea for G0 variable .. to  insert ' f(x)=, g(x)=, h(x)=, i(x)= ' without taking into account the random order of  function expressions ?

Thanks

TESTQCMal.mw

@tomleslie  Thanks

@mmcdara Thanks for your suggestion, but my problem is different : How to insert 3 simultaneous colors ( blue, green, yellow) in "Filled" command  like P1,P2,P3 ?

@tomleslie  Thanks for your suggestion, but my problem is different : How to insert 3 simultaneous colors ( blue, green, yellow) in "Filled" command  like P1,P2,P3 ?

@tomleslie  .. to "principal" values (which by definition will be in the range  -180..180) ?

@tomleslie 

@Kitonum  Thanks for the idea

@Kitonum  great !

@Kitonum   and how to insert vector notation like this 

Thanks

It s OK

TESTAnimVitesse.mw

Thanks

@tomleslie 

ConiqueEllipseComplet.mw

@tomleslie  thanks ..The command "unapply" was the solition of my problem ;) Thanks

@acer  Thanks for this option

@mmcdara 

Thank you for this series of tracks. The only problem is in the final rendering for 'not A' 'not B'.. I think it’s the 2020 version.