All questions asked by Rex Wang

List all solved & unsolved questions asked by Rex Wang

If complex matrices $A$, $B$, $AB-BA$ are nilpotent, show that $A+B$ is nilpotent.

0 Mathematics Asked on 11/12/2021

lie algebras linear algebra matrices nilpotence

Row descriptor -X leads outside table

1 Emacs Asked on 12/26/2020

calc formula org mode org table table

How to clear the eshell

6 Emacs Asked on 12/24/2020

org-agenda not showing any todos

1 Emacs Asked on 12/20/2020

org agenda org mode

Configuring emacs gdb behavior

0 Emacs Asked on 12/17/2020

Where find good json formater and validation?

1 Emacs Asked on 12/17/2020

json microsoft windows

Emacs on Windows. Dired - no sorting. Unrecognized symbols

0 Emacs Asked on 12/16/2020

dired microsoft windows org capture sorting

Enlarge pictures in image-dired

1 Emacs Asked on 12/16/2020

Coloured active mode line only when many windows

1 Emacs Asked on 12/14/2020

colors mode line

Can Emacs be set to auto-stage (preferably with --intent-to-add) new files?

1 Emacs Asked on 12/12/2020

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