r/calculus is a subreddit with 208k 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, engineering, and real analysis.
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
: "Why is the derivative at a point considered an “instantaneous” rate of change?"
23 posts
#2
Integral Calculus
: "Very interesting problem took me 4 mins"
15 posts
#3
Pre-calculus
: "I just did the hardest integral tanx using pure geometry"
15 posts
#4
Engineering
: "Will taking a dual enrollment calculus course actually look better than just regular AP calc AB and BC"
5 posts
#5
Real Analysis
: "How is this applied in real life?"
4 posts
#6
Self-promotion
: "How can I get an A+ in calculus one ?"
4 posts
#7
Vector Calculus
: "Curl of a Scalar Field ?"
3 posts
#8
Differential Equations
: "I need your help with a differential equation"
3 posts
#9
Probability
: "How do I find the derivative of sin(1-2x) ?"
1 post
#10
Multivariable Calculus
: "I'm writing a story and need to make sure the calculus is good"
1 post
Member Growth in r/calculus
Yearly
+38k members(22.2%)
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Last updated: October 2, 2026