Questions tagged [spoilers]

Spoilers are text which is hidden until you move cursor above it. It might be useful when for separating full solution from a hint.

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14
votes
1answer
3k views

How to put math equations in a "spoiler" block?

I wanted to do something like >! \begin{align} >! x &= 42 >! \end{align} (Unfortunately even this code block is badly formated! Why is it ...
12
votes
1answer
165 views

"Big" TeX won't get hidden by `!>`?

I just posted an answer here but I am finding it impossible for >! to work with the \begin{align} environment. How can this ...
11
votes
1answer
684 views

Multiline hidden text

For some questions, you think the user might learn more if you don't let them read the entire proof right away. So you use But I never managed to get a multiline one. Just like the quote block, it ...
20
votes
5answers
2k views

Re: Spoiler space?

In this question here the OP asks for hints for a problem rather than a full proof. Proof of subfactorial formula $!n = n!- \sum_{i=1}^{n} {{n} \choose {i}} \quad!(n-i)$ Now, while I would like to ...
11
votes
3answers
488 views

Hierarchical spoilers

When giving hints to a problem, sometimes it's beneficial to use the spoiler markers >!, however if the reasoning is longer and split into more than one hint, ...
5
votes
3answers
616 views

Is it possible to spoiler multi-line mathjax?

I can't work out how to do it. This: >! $$a=b$$ >! $$b=c$$ >! $$c=d$$ Produces this: Whereas this: ...
4
votes
0answers
139 views

Spoiler-markup broken for multilined display math? [duplicate]

A brief search didn't turn out a dupe, but recently I have found that the spoiler-markup >! doesn't work well with multilined MathJax, especially displaystyle: <...
15
votes
1answer
290 views

MathJax Color fights Hidden Text and Wins!

It appears that using MathJax color in a hidden text block "pokes through" the hidden environment. I don't believe this is desired behavior, so I'm reporting as a bug.
4
votes
1answer
201 views

It is possible/make sense to add a mark to hide part of text?

In mathematics (and in other sciences), often there is no unique answer, the same problem can be resolved by different approaches, and often one can learn something from each one. So in order to ...
1
vote
1answer
81 views

Multiline hidden text with align environment [duplicate]

Is there a way to use >! for hidden lines with the \begin{align*} ... \end{align*} environment? I can't seem to get it to ...