# Possible speedup in matrix-diagonal products?

**URL:** <https://discourse.julialang.org/t/possible-speedup-in-matrix-diagonal-products/68474>\
**Category:** Performance\
**Tags:** linearalgebra, matrices\
**Created:** [September 20, 2021, 3:28pm UTC](https://discourse.julialang.org/t/possible-speedup-in-matrix-diagonal-products/68474 "2021-09-20T15:28:38Z")\
**Posts on this page:** 1\
**Showing post:** 6

<div class="post-metadata">

**Author:** ![WalterMadelim](https://avatars.discourse-cdn.com/v4/letter/w/3e96dc/32.png) [@WalterMadelim](https://discourse.julialang.org/u/WalterMadelim)\
**Post date:** [May 7, 2025, 9:09am UTC](https://discourse.julialang.org/t/possible-speedup-in-matrix-diagonal-products/68474/6 "2025-05-07T09:09:47Z")

</div>

Thanks. I’ve learned that package.

> dig deeper in the call chain

I really want to, but I’m having some [trouble](https://discourse.julialang.org/t/error-debugger-jl-requires-a-lineeditrepl-type-of-repl/128760/3) with the Debugger package.  
`@which` can only reveal the top layer. Are you aware of some alternative ways to let the user fathom the stacktrace?

---

_[View the full topic](https://discourse.julialang.org/t/possible-speedup-in-matrix-diagonal-products/68474)._