![formatting - Which of "\langle" and "\left<" should I use in dirac braket and expectation value? - TeX - LaTeX Stack Exchange formatting - Which of "\langle" and "\left<" should I use in dirac braket and expectation value? - TeX - LaTeX Stack Exchange](https://i.stack.imgur.com/yGDfg.png)
formatting - Which of "\langle" and "\left<" should I use in dirac braket and expectation value? - TeX - LaTeX Stack Exchange
![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
![Kees Storm on X: "There is enough ugliness in the world. Please help end the abomination that is the default angle bracket, and use \rangle and \langle instead. What is your favorite # Kees Storm on X: "There is enough ugliness in the world. Please help end the abomination that is the default angle bracket, and use \rangle and \langle instead. What is your favorite #](https://pbs.twimg.com/media/D3X1qBuWkAEb72R.jpg)