Calculus Forum

Post thread
Join experts in discussion of calculus topics. This may include topics on Elementary functions, Calculating limits, derivatives and integrals. Optimization problems and Homework help is available.
Undergrad Solving Isosceles Triangle Problem with Calculus
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Antiderivative Help: Evaluate Intriguing Integral
  • · Replies 13 ·
Replies
13
Views
4K
Graduate Proving Convergence of Sequences Using the Mean Value Theorem
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Limits of Sin/Exp as x Approaches 0
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Understanding the Rules of Summation: How Do I Solve This Problem?
  • · Replies 12 ·
Replies
12
Views
38K
Undergrad Why Does My Calculus Integral Result in Undefined?
  • · Replies 11 ·
Replies
11
Views
3K
Undergrad Determining Convergence of Alternative Series
  • · Replies 2 ·
Replies
2
Views
7K
Undergrad Understanding Small Changes in Calculus
  • · Replies 11 ·
Replies
11
Views
9K
Graduate A Little Problem with a Simple Integral
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Help with "Largest Area" of Rectangle Problem
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Solve Series Convergence: Cauchy's n^{th} Root Criterion
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Confused About Infinity: Help Understanding a Math Limit
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Is the derivative of f(x) = log(base 5) x equal to 1/(x * ln(5))?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Optimization find radius problem
  • · Replies 3 ·
Replies
3
Views
7K
Undergrad Finding upper and lower sums of a region
  • · Replies 5 ·
Replies
5
Views
12K
Undergrad How can I create a power series expansion for x^2 / (1+x^2)?
  • · Replies 2 ·
Replies
2
Views
7K
Graduate Example of Function f:R-R where lim x→0 xf(1/x) ≠ 0
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Question about integrals in general
  • · Replies 2 ·
Replies
2
Views
1K
High School The Secret to Solving 501^2 - 400^2: Revealed!
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Integration question re Fourier Transform
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Integrate Spiral on YZ Plane | Location X | Need Help with Problem
  • · Replies 9 ·
Replies
9
Views
3K
Undergrad Potential function of conservative vector field
  • · Replies 3 ·
Replies
3
Views
15K
Undergrad Few stupid questions about polar curves and stuff
  • · Replies 6 ·
Replies
6
Views
3K
Graduate Solving constraint equations [Term Paper, HELP ]
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Integrals with no limits. (Backwards differientation)
  • · Replies 3 ·
Replies
3
Views
9K
Undergrad How can integration by parts simplify this integral?
  • · Replies 2 ·
Replies
2
Views
7K
Graduate Proving the Sum of Complex Numbers on the Unit Circle
  • · Replies 12 ·
Replies
12
Views
3K
Graduate Infinite Product of (1+a2n-1)(1+a2n) - Math Help
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad From indefinite integral to fundamental theorem of calculus, how does it all link?
  • · Replies 12 ·
Replies
12
Views
4K
High School Methods of Solving Solids of Revolution - Jameson
  • · Replies 5 ·
Replies
5
Views
5K
Undergrad Odd Functions and Their Derivatives: A Theorem
  • · Replies 2 ·
Replies
2
Views
2K
Graduate How can we solve this Putnam equation exactly?
  • · Replies 10 ·
Replies
10
Views
3K
Undergrad What is the Y-coordinate of the extrema for cosh(x)+tanh(x)?
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Find Math Problems for Math Finals Preparation
  • · Replies 4 ·
Replies
4
Views
2K
Graduate How to Evaluate a Cauchy Integral on Different Paths?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Maybe Euler's formula may be useful
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad How Do You Solve These Challenging Calculus Problems?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Finding the Volume of a Rotation About the x and y Axis
  • · Replies 4 ·
Replies
4
Views
1K
Graduate Continuity of Functions with Unbounded Domains and the Limit of Compositions
  • · Replies 8 ·
Replies
8
Views
2K
Graduate How Can You Prove the Error Function in Mathematics?
  • · Replies 2 ·
Replies
2
Views
5K
Undergrad Helping on how to do find solution to diff equation
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Transforming Equations to Solve for Unknown Variables for Scientists
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Showing f(x-y) = f(x) - f(y) for Additive Functions
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Can someone help me understand Taylor and MacLaurin series?
  • · Replies 4 ·
Replies
4
Views
9K
Undergrad Discrete Calculus: Derivatives & Integrals
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad What is the integral of x*sin(ax)?
  • · Replies 8 ·
Replies
8
Views
57K
Undergrad Definite and Indefinite intregrals.
  • · Replies 4 ·
Replies
4
Views
9K
Graduate How Can Recurrence Relations Help Solve the Hard Logarithm Problem?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad What could be causing issues with Green's Theorem?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Does a Rectangle's Area Always Increase with Its Perimeter?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Partial Fraction: Simplifying 3/(x^3 + 3) - Urgent Help Needed
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Understanding the Differences Between Indefinite and Definite Integrals with DX
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Gamma Function: Definition & Properties
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad A question about path independence and curl of a vector field
  • · Replies 4 ·
Replies
4
Views
7K
High School Solving Limits: Proving x→7 Sqrt(16-x)=3
  • · Replies 8 ·
Replies
8
Views
2K
Undergrad How Is the Integral Independent of x in My Calculus Problem?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Evaluation of Integrals using Complex Variables
  • · Replies 19 ·
Replies
19
Views
8K
Graduate Solving Integral Problem: dx/cos(x) with exp(ix)=t method
  • · Replies 12 ·
Replies
12
Views
2K
Undergrad How can I find the partial fraction expansion of the integrand z/[(z-2i)(z+i)]?
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Stuck on Integrating e^(x^3) x^2?
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Is Y=0 a Horizontal Asymptote for the Function in Exam Question 2d?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Complex partial differentiation?
  • · Replies 2 ·
Replies
2
Views
5K
High School Best book/software for Calculus?
  • · Replies 13 ·
Replies
13
Views
12K
High School Floor Functions: Explained & Illustrated
  • · Replies 2 ·
Replies
2
Views
6K
Undergrad What is the ratio test and how does it relate to geometric series?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Question about Complex Integrals
  • · Replies 27 ·
Replies
27
Views
6K
High School Started talking about integrals
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Where Do Singularities and Dispersion Relations Arise in Complex Functions?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Finding Taylor Polynomial for f(x) = (1+x)^{2/3}
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad How Do You Integrate 1/[xlog(x)]?
  • · Replies 7 ·
Replies
7
Views
6K
Graduate Is There a Continuous Function Satisfying These Conditions?
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad How to Find the Partial Fraction of z/(z^2 -1)?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Local Max & Min of Continuous Function f on [a,b]
  • · Replies 2 ·
Replies
2
Views
2K
Graduate 2 functions f,g:X -> X that are discontinuous
  • · Replies 2 ·
Replies
2
Views
2K
Graduate How Does Calculating the Limit Help Find g in Advanced Mathematics?
  • · Replies 2 ·
Replies
2
Views
6K
Undergrad Where did this formula come from?
  • · Replies 11 ·
Replies
11
Views
3K
Undergrad Solving Indefinite Integral of Normal Equation
  • · Replies 2 ·
Replies
2
Views
2K
Graduate What is the connection between integrability and Lebesgue measure zero?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad How does the mean-value theorem relate to the difference quotient?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Proving e^x=\sum_{n=0}^{\infty}\frac{x^n}{n!}
  • · Replies 8 ·
Replies
8
Views
2K
Graduate A definitions for the terms the limit does not exists
  • · Replies 2 ·
Replies
2
Views
8K
Graduate Does This Sequence Have a Limit?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Solving Yesterday's Calculus Test Problems
  • · Replies 13 ·
Replies
13
Views
3K
Undergrad Can complex exponential e^{ix} be proven without using Taylor series?
  • · Replies 3 ·
Replies
3
Views
4K
Graduate Operations on Limit: Does 0 imply Non-Existence?
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Just need a quick explanation (Power Series)
  • · Replies 2 ·
Replies
2
Views
5K
Undergrad Integrating csc(x): Easier Than You Think
  • · Replies 9 ·
Replies
9
Views
9K
Graduate How Can I Map Cassini's Oval to the Unit Disk?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Solve Integral: $\int \sqrt{\tan(x)} \ dx$
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Need help with integral function
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Related rates grain hopper problem
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Man & Woman Separating at 10 sec: A Bridge View
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Does the Function f(x) Have a Fixed Point If f'(x) ≥ 2?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Finding the Radius of Gyration of a Racquet?
  • · Replies 3 ·
Replies
3
Views
7K
Undergrad Solving a Costly Word Problem: Finding the Cheapest Container
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Understanding Derivatives in Calculus: A Comprehensive Guide
  • · Replies 2 ·
Replies
2
Views
5K
Undergrad How to Prove This Limit with Cube and Fourth Roots?
  • · Replies 5 ·
Replies
5
Views
13K
High School Help - new to differential equations
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Proof of Arithemetic Progression
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad A confusing prob. on maxima and minima
  • · Replies 2 ·
Replies
2
Views
2K