Hi,
Braces around the comma, $10{,}000$, works for me. It’s the plain TeX way. If there’s a way to set up mathematics in ConTeXt to do this, perhaps someone else will fill us in.

Michael

On Jul 15, 2024, at 10:01 PM, Shiv Shankar Dayal <shivshankar.dayal@gmail.com> wrote:

Suppose I have  $10,000$ then in the output there is extra space after comma. How can I get rid of it?