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r/LinearAlgebra↗

a home for linear algebra

31k subscribers67 posts / mo in Sep 202656 authors / mosince 2011

r/LinearAlgebra has 31k members (+109% over the last 12 months). It gets about 67 posts a month from 56 people. Top topics: YouTube Math Channels, Help With Questions and Math Equations.

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Size and growth

How r/LinearAlgebra has grown

r/LinearAlgebra

Subscriber growth

Subscribers over time

+109%in 12 months · +11% in 3 months · +2.7% in 1 month
Oct 202631k
Growing31k subscribers
Data since Mar 2018Live · through Oct 2026
r/LinearAlgebra

Monthly activity

Posts, comments and authors per month

−18%vs Sep 2025 · +17% last 3 months vs the 3 before
Sep 202667
QuieterPeaked at 84 in Nov 2023
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/LinearAlgebra

Top topics

Share of the subreddit's posts

  1. YouTube Math Channels5.0%
  2. Help With Questions1.1%
  3. Math Equations0.8%
  4. SolvingProblems0.7%
  5. Calculus Study Tips0.6%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Udemy
  2. MathNotes
  3. Apple
  4. Massachusetts Institute of Technology
  5. Stack Exchange

The full report

Everything else about r/LinearAlgebra

Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.

Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research