![The Art of LaTeX: Common Mistakes, and Advice for Typesetting Beautiful, Delightful Proofs | Fan Pu Zeng The Art of LaTeX: Common Mistakes, and Advice for Typesetting Beautiful, Delightful Proofs | Fan Pu Zeng](https://fanpu.io/assets/img/posts/latex-mistakes/macros.webp)
The Art of LaTeX: Common Mistakes, and Advice for Typesetting Beautiful, Delightful Proofs | Fan Pu Zeng
![Jacob Biamonte on X: "\ket{ } \bra{ } vs. \ketbra{ }{ } -- #LaTeX code: \def\ketbra#1#2{{\vert#1\rangle\!\langle#2\vert}} #quantum #quantumtheory https://t.co/SvyNb5JjIO" / X Jacob Biamonte on X: "\ket{ } \bra{ } vs. \ketbra{ }{ } -- #LaTeX code: \def\ketbra#1#2{{\vert#1\rangle\!\langle#2\vert}} #quantum #quantumtheory https://t.co/SvyNb5JjIO" / X](https://pbs.twimg.com/media/DV23qblWkAAqFwm.jpg)
Jacob Biamonte on X: "\ket{ } \bra{ } vs. \ketbra{ }{ } -- #LaTeX code: \def\ketbra#1#2{{\vert#1\rangle\!\langle#2\vert}} #quantum #quantumtheory https://t.co/SvyNb5JjIO" / X
![equations - Problem with \left\langle \right\rangle in continued fractions - TeX - LaTeX Stack Exchange equations - Problem with \left\langle \right\rangle in continued fractions - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/QwSVl.png)
equations - Problem with \left\langle \right\rangle in continued fractions - TeX - LaTeX Stack Exchange
![math mode - How to get double angle bracket without using MnSymbol package? - TeX - LaTeX Stack Exchange math mode - How to get double angle bracket without using MnSymbol package? - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/JZPZo.png)
math mode - How to get double angle bracket without using MnSymbol package? - TeX - LaTeX Stack Exchange
![equations - Problem with \left\langle \right\rangle in continued fractions - TeX - LaTeX Stack Exchange equations - Problem with \left\langle \right\rangle in continued fractions - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/hFNrP.png)