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AgileJebrim

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I’ve taken to using a simple interview question with folks.

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@AgileJebrim No idea about GPU programming, cpu hints towards divide by half, but wouldn’t matrix multiplication works better here? Something like ask gpu to multiply source array by column full of 1 of the same length? Would love if somebody can explain if that would work

@AgileJebrim No idea about GPU programming, cpu hints towards divide by half, but wouldn’t matrix multiplication works better here? Something like ask gpu to multiply source array by column full of 1 of the same length? Would love if somebody can explain if that would work

Properties5
typearchive
sourcetwitter
date2026-05-24
tagsarchive, twitter, agilejebrim
description@AgileJebrim No idea about GPU programming, cpu hints towards divide by half, but wouldn’t matrix multiplication works better here? Something like ask gpu to multiply source array by column full of 1 of the same length? Would love if somebody can explain if that would work

May 24, 20261 min read

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  • URL: https://x.com/fatroom/status/2058498000666698206
  • Author: Roman Romanchuk (@fatroom)
  • Posted: 2026-05-24 10:39:03

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1/ @fatroom

@AgileJebrim

No idea about GPU programming, cpu hints towards divide by half, but wouldn’t matrix multiplication works better here? Something like ask gpu to multiply source array by column full of 1 of the same length? Would love if somebody can explain if that would work

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