r/calculus is a subreddit with 202k members. The community frequently discusses calculus, integral, help, integration, and derivative, and they frequently recommend/review study resources, textbook, and website recommendations, and the most common flair used is differential calculus, integral calculus, pre-calculus, multivariable calculus, and differential equations.
Welcome to r/calculus - a space for learning calculus and related disciplines.
Remember to read the rules before posting and flair your posts appropriately.
Popular Topics in r/calculus
#1
Calculus
102 posts
#2
Integral
26 posts
#3
Help
14 posts
#4
Integration
13 posts
#5
Derivative
12 posts
#6
Study
10 posts
#7
Limits
9 posts
#8
Self Study
6 posts
#9
Struggling
5 posts
#10
Limit
4 posts
Products Discussed in r/calculus
Study Resources
10 reviews
#1
Professor Leonard
5.0★ from 4 reviews
#2
BlackPenRedPen
4.5★ from 2 reviews
#3
Tutorial Math Lamar
4.0★ from 1 review
Textbook
4 reviews
#1
Colley
4.0★ from 1 review
#2
Clyde Rainville
3.0★ from 1 review
#3
Larson
4.0★ from 1 review
Website Recommendations
4 reviews
#1
Paul's Online Math Notes
5.0★ from 1 review
#2
Professor Leonard
5.0★ from 1 review
#3
Udemy
4.0★ from 1 review
Flair Used in r/calculus
#1
Differential Calculus
: "Visualizing the derivative of ln(x)"
53 posts
#2
Integral Calculus
: "I was trying to visualise e^(st) as a polar radius, but instead discovered a geometry-based proof for the Dirichlet Integral."
49 posts
#3
Pre-calculus
: "Why is my calculus textbook saying that the natural logarithm is log and not ln?"
23 posts
#4
Multivariable Calculus
: "This is so confusing 😕"
22 posts
#5
Differential Equations
: "Is this Fourier Series?"
12 posts
#6
Real Analysis
: "Bolzano-Weierstrass theorem"
10 posts
#7
Engineering
: "Why is calc so hard?"
9 posts
#8
Infinite Series
: "Does this all actually just converge to 1/7?"
7 posts
#9
Vector Calculus
: "My head is going to diverge to the wall"
5 posts
#10
Physics
: "Calculus of variations"
4 posts
Member Growth in r/calculus
Yearly
+38k members(23.3%)
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Last updated: August 13, 2026