>>> Emerging : portage://dev-libs/mathjax-2.7.7-r1:run?{[]}

These are the packages that would be merged, in order:

Calculating dependencies... done!

 └─step  1─┤ download  portage://dev-libs/mathjax-2.7.7-r1
             │           └─ file ─┤ 24.17 Mb  	 mathjax-2.7.7.tar.gz

Total: 1 action (1 download), grouped into 1 step.
       24.17 Mb to be downloaded.