Chrome rendering MathJax equations with a trailing vertical line

Question

I am working through Andrew Ng\'s machine learning course on Coursera using the Octave kernel for Jupyter and of course MathJax provides the equation rendering. This thin ba

Answer 1

A quick and dirty method is right click one of them and select another renderer in Math Setting -> Math Renderer

Another method is create a bookmark of this link: javascript:$('.math>span').css("border-left-color","transparent") and click it in pages that use mathjax.