7
votes
2answers
956 views

Nested Environ's give “! Argument of … has an extra }” error

I tried using two Environ's in a nested fashion, but I get the ! Argument of \marray has an extra } error. Any idea why this happens? \documentclass{minimal} \usepackage{amsmath,environ} ...
6
votes
2answers
2k views

Alignment across nested aligned environments

I have a list of equations with annotations like the one below: \documentclass{scrartcl} \usepackage{amsmath} \begin{document} \begin{align} aaaa &= 1 &&\text{for $X$} \\ bbbb &= ...
3
votes
1answer
323 views

Align inside align

I have a list of equations with annotations like the one below: \documentclass{scrartcl} \usepackage{amsmath} \begin{document} \begin{align*} aaaa &= 1 &&\text{for $X$} \\ bbbb ...
27
votes
4answers
1k views

Why do arguments to nested \tilde or \breve commands reappear when amsmath is used?

On LaTeX-Community.org I've noticed a strange problem with nested \tilde and \breve commands, when amsmath is used. In this code the X appears also in the output of the second and the third formula: ...