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 Understanding the Relationship of Integral Calculus: A vs. (x-A)f(x) = 0
  • · Replies 10 ·
Replies
10
Views
2K
High School Bisection or Regula Falsi Method
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Robotics Yaw Pitch Roll Euler Angles
  • · Replies 4 ·
Replies
4
Views
12K
Graduate What Happens When You Multiply a Vector by Its Gradient Squared?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What happens when the integrand approaches zero in an integral?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Proof of Integer Parts of Real numbers
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Why Use Trigonometric Substitutions in Integration?
  • · Replies 2 ·
Replies
2
Views
3K
High School Is it possible to calculate the prices of stock market trends with calculus?
  • · Replies 40 ·
2
Replies
40
Views
20K
Undergrad Propagation of Error/Uncertainty
  • · Replies 5 ·
Replies
5
Views
4K
Undergrad Getting the image of integration
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Can someone explain a polar coordinate conversion?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What is the Simplest Series that Sums to 1/pi?
  • · Replies 7 ·
Replies
7
Views
7K
Graduate Tabular and Recursive IBP don't agree
  • · Replies 8 ·
Replies
8
Views
4K
Graduate Is Using Distribution Theory Overkill for Differentiating Under the Integral?
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Partial Derivatives for Functions f(z) of a Complex Variable.
  • · Replies 3 ·
Replies
3
Views
7K
Undergrad Uniform Continuity: Polynomial of Degree 1 - What is \delta?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Proving Holder Continuity for Composite Functions
  • · Replies 4 ·
Replies
4
Views
15K
Graduate How can this discrepancy be explained?
  • · Replies 5 ·
Replies
5
Views
3K
High School What is the purpose of an integral in calculus?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Big O notation (for calculus, not computer science)
  • · Replies 9 ·
Replies
9
Views
4K
Undergrad How Do You Calculate Noninteger Fractional Exponents?
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Formula for Normal Unit Vector on Ellipse at (x,y)
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Help with Integral Problem: f(t), r, h, a
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Technique of decomposing a real interval into intervals
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Calc 1 topics to prepare for Calc 2
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Symmetry of higher order partial derivatives
  • · Replies 2 ·
Replies
2
Views
4K
Graduate Is It Correct to Express a Limit of an Integral as a Function Value Times dx?
  • · Replies 10 ·
Replies
10
Views
2K
Graduate Can you take the Laplacian of a vector field with cylindrical coordinates?
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Differential in the arc-length formula for curves
  • · Replies 3 ·
Replies
3
Views
3K
Graduate What is the proper way to integrate a vector?
  • · Replies 10 ·
Replies
10
Views
3K
Graduate Convolution of a gaussian function and a hole
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Where Can I Find the Rules for Manipulating Infinitesimals?
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Why Does WolframAlpha Give Different Results for Differentiating (cos(x))^x?
  • · Replies 8 ·
Replies
8
Views
3K
Undergrad Why Are Hyperbolic Functions Defined Using cosh and sinh?
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad What is the Integral of exp(-kx^2)?
  • · Replies 1 ·
Replies
1
Views
16K
Graduate Non-commutativity of a limiting sum
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Could someone be a great person and answer a few questions?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Calculation of a certain type of contour integral
  • · Replies 5 ·
Replies
5
Views
6K
Graduate Asymptotic formula for a power series
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Can h(x)=(cos x)^x be written as a composition of two functions f and
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Difference between the value of function at A and the limit
  • · Replies 2 ·
Replies
2
Views
11K
Graduate Is it Possible to Find the Domain of a Discretized Function for Minimization?
  • · Replies 9 ·
Replies
9
Views
3K
Graduate Notation of m(B_n) & m(A): Explained
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What is the Correct Equation for Finding the Centroid of a Circle?
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Solving a Puzzling Limit Problem
  • · Replies 9 ·
Replies
9
Views
2K
Undergrad Understanding the Two Solutions for Integrating (sin(t)cos(t))
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Integral of cumulative age distribution curve
  • · Replies 1 ·
Replies
1
Views
3K
High School Just starting calculus, noob question on limits
  • · Replies 7 ·
Replies
7
Views
2K
Graduate I am taking issue with the Riemann Integral
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Double integral, change order of integration, int(0,1)int(y,1)(e^(-x^2)*y^2)dxdy
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad Natural Log Composed with Hyperbolic Tangent & this Ratio
  • · Replies 2 ·
Replies
2
Views
9K
Graduate Linear Operators in Hilbert Space - A Dense Question
  • · Replies 3 ·
Replies
3
Views
2K
Graduate How Does Rotating a Complex Integral Prove an Inequality?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Comparing Convergence Rates of Sequences of Numbers
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Question on differentials (afraid to ask)
  • · Replies 6 ·
Replies
6
Views
2K
Graduate Double integral to single by magic substitution
  • · Replies 2 ·
Replies
2
Views
4K
Graduate Can a Function Have a Limit of 0 and Derivative of 1 at Infinity?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate A question on proving countable additivity
  • · Replies 3 ·
Replies
3
Views
4K
Graduate Homogeneous Fredholm equation of the second kind
  • · Replies 5 ·
Replies
5
Views
5K
Undergrad Integration By Parts VS U-Substitution
  • · Replies 10 ·
Replies
10
Views
13K
Graduate How Do You Compute This Double Integral Correctly?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Is the conjugate gradient algorithm susceptible to getting into local minima?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate How can imaginary numbers be integrated on the Argand plane?
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Can I Teach Myself Calculus Before College?
  • · Replies 21 ·
Replies
21
Views
37K
Undergrad Integration of a exponential squared function
  • · Replies 6 ·
Replies
6
Views
9K
Graduate The Heaviside Function and its Derivative: A Distributional Perspective
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Analytic and continuouse functions
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad I know that 1^(+/- infinity) is indeterminate.Is c^(+/- infinity)
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Is This Calculation for the Volume of a Solid of Revolution Correct?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Integrating derivate of Dirac: Where is my fault?
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Integral of 1/x: Proving Invalidity of Method
  • · Replies 73 ·
3
Replies
73
Views
89K
Graduate When derivates w/ resp to complex variables differ from real derivatives?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Finding Volumes by using the Disc and Washer Method
  • · Replies 4 ·
Replies
4
Views
4K
Graduate Proving \lim_{x \to a} f(x) = \lim_{h \to 0} f(a+h): Analysis & Feedback
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Understanding Integrals: A Basic Question on Integral Calculus
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Naive sign function for real numbers - challenge
  • · Replies 31 ·
2
Replies
31
Views
5K
Graduate Uniformly equivalent metrics on finite set
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad How to Compute Coefficients of Complex Fourier Series?
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Taking second derivative of a derivative
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Need Help Finding Calculus Integral List Book
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Are d1 and dp Metrics Uniformly Equivalent in R^n?
  • · Replies 1 ·
Replies
1
Views
2K
How Can I Delete a Question on a Forum?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Proving Metric Space Equality: B(x1, r1) = B(x2, r2)
  • · Replies 5 ·
Replies
5
Views
3K
Undergrad Integral Help: Solving $\int \frac{1}{(a+x^2)\sqrt{2a+x^2}}\,dx$
  • · Replies 2 ·
Replies
2
Views
2K
Graduate What happens to the inverse function at infinity?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Extimation of displacement in Frontal plane from sagital plane
  • · Replies 2 ·
Replies
2
Views
2K
Graduate What is the fractional derivative of exp(-x) * (x^-1)?
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Centrifugal acceleration over a changing curve?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Cartesian components of ellipsoid's gravity field - looking for info
  • · Replies 1 ·
Replies
1
Views
4K
Graduate Calculating Integral of e^x/x - Find My Mistake
  • · Replies 15 ·
Replies
15
Views
3K
Graduate Proving an Integral Problem: Kepler's Law Derivation Help
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Geometric Series: Finding the nth Term
  • · Replies 5 ·
Replies
5
Views
6K
Graduate How Can We Prove \( f(x) + f(y) = f(xy) \) Using Integral Definitions?
  • · Replies 24 ·
Replies
24
Views
7K
Graduate Understanding Dirichlet Integral Proof
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Derivative of a integral function?
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Riemann lebesgue lemma. wikipedia. 2010-06-26
  • · Replies 4 ·
Replies
4
Views
4K
Graduate How to compute the derivative with respect to a vector in index notation?
  • · Replies 12 ·
Replies
12
Views
6K
Graduate What is a Diffeomorphism and Its Existence in Starlike Sets?
  • · Replies 10 ·
Replies
10
Views
3K
Graduate Proving f(x) <= g(x): Choosing Epsilon
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Constructing Norms on Tensor Products of Finite Dimensional Vector Spaces
  • · Replies 5 ·
Replies
5
Views
5K