Re: [isabelle] Isar syntax question

On Fri, 25 Jul 2014, Joachim Breitner wrote:

a) it sometimes shows up below “have ..” and below “proof”. Before I reach for the mouse (repeatedly, as I change my proof), I rather change the by to apply.

I will take a second look. That non-determinsm is probably just an accidental side-effect of generally reworked asynchronous printing in Isabelle2014-RC0.

b) the red background is unpleasant to read. It makes me nervous. It should be reserved for proper alerting. I need to be alerted once that it’s broken, but I don’t need to be continuously alerted while working on it.

So why not change the color in Plugin Options / Isabelle / Rendering?
You should keep it somehow visible, though, otherwise the following incident might happen:


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