Calculus Forum

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.

Threads

Graduate Complex analysis: U-V transformations.

  • Lavabug
  • · Replies 1 ·
Replies
1

Undergrad Why do I get a negative sign in ∫₀^∞ e^(-ax²)x dx?

  • genericusrnme
  • · Replies 2 ·
Replies
2

Undergrad Finding Coefficients in Partial Fraction Decomposition

  • rudasi
  • · Replies 12 ·
Replies
12

Graduate Holder's Inequality: Proving (17) is Sufficient

  • sakodo
  • · Replies 1 ·
Replies
1

Graduate Why does integrating v(0) + acceleration integral give distance zero?

  • MrMumbleX
  • · Replies 1 ·
Replies
1

Undergrad Do these 3D vectors intersect at the given points?

  • paulfr
  • · Replies 2 ·
Replies
2

Undergrad What is the Radius of Convergence for the Power Series Given?

  • alejandrito29
  • · Replies 5 ·
Replies
5

Graduate Any approximate analytical solution to this ode?

  • albertshx
  • · Replies 3 ·
Replies
3

Undergrad Can a derivative exist at a vertical asymptote?

  • you878
  • · Replies 3 ·
Replies
3

Undergrad Can Derivatives Be Defined at Boundary Points?

  • ToffeeC
  • · Replies 7 ·
Replies
7

Graduate Using Kalman Filter to Estimate Motion of Object Along Line Segment

  • Lindley
  • · Replies 1 ·
Replies
1

Graduate How can the displacement fields be composed to obtain the desired outcome?

  • pamparana
  • · Replies 4 ·
Replies
4

Graduate Proof of lebesuge measurable function

  • justin_huang
  • · Replies 3 ·
Replies
3

Graduate In a book I'm reading, it says:If beta is orthogonal to the set A,

  • yifli
  • · Replies 4 ·
Replies
4

Undergrad Volume Slicing: Identifying Annulous Solids of Revolution

  • kr73114
  • · Replies 4 ·
Replies
4

Graduate Laurent expansion of principal root

  • bernardbb
  • · Replies 4 ·
Replies
4

Graduate Limits of infinite sums of sequences

  • mag487
  • · Replies 6 ·
Replies
6

Undergrad Finding the Radial Velocity Component of a Point P with Given Velocity Vector v

  • matteo86bo
  • · Replies 2 ·
Replies
2

Graduate Is there any counterexample to this ?

  • zetafunction
  • · Replies 1 ·
Replies
1

Graduate If A has uniform y-component and ∇×A=0, why is the y-component of the curl zero?

  • saravanan13
  • · Replies 6 ·
Replies
6

Graduate How to Solve Nonlinear Equations in Physics?

  • dm164
  • · Replies 2 ·
Replies
2

Undergrad Inverse Hyperbolic Funcs. or Trigonometric Substitution?

  • redq
  • · Replies 2 ·
Replies
2

Graduate Inverse function in one dimension

  • zetafunction
  • · Replies 4 ·
Replies
4

Undergrad Is the graph of f(x)=1/x a closed set?

  • yifli
  • · Replies 4 ·
Replies
4

Graduate How Can You Differentiate the Minimum of Functions?

  • LeBrad
  • · Replies 3 ·
Replies
3

Graduate Can a Sequence in R Lack Convergent Subsequences or Target Specific Limits?

  • yifli
  • · Replies 3 ·
Replies
3

Undergrad What happens when you add multiple sine functions?

  • forumuser420
  • · Replies 9 ·
Replies
9

Graduate Proving Vector Calculus Identity Without Introducing Coordinates

  • plasmoid
  • · Replies 7 ·
Replies
7

Undergrad Simply cannot remember int/diff formulas

  • mmapcpro
  • · Replies 4 ·
Replies
4

Undergrad How Can I Understand the Integration Process of this Fraction?

  • ampakine
  • · Replies 12 ·
Replies
12

Undergrad Finding extrema of quadratic functions in two variables

  • nonaks
  • · Replies 2 ·
Replies
2

Graduate Steepest Descent with constraints

  • matts0611
  • · Replies 1 ·
Replies
1

Graduate Holomorphic functions at stationary points

  • ayae
  • · Replies 3 ·
Replies
3

Graduate Where is the mistake in this reasoning about differential forms?

  • Rasalhague
  • · Replies 2 ·
Replies
2

Undergrad Show subsets of the plane are open

  • babbagee
  • · Replies 7 ·
Replies
7

Undergrad What is the partial derivative of a domain ?

  • Navy King
  • · Replies 6 ·
Replies
6

Undergrad Integral and Differential Calculus

  • Bogrune
  • · Replies 17 ·
Replies
17

Undergrad When integrating by trig substitution why do you use what you use?

  • brandy
  • · Replies 7 ·
Replies
7

Graduate Approximating the partial sum of k^(-s)e^(-tk)

  • albertshx
  • · Replies 8 ·
Replies
8

Undergrad Proving three 3D points are collinear with Cross Product

  • Masschaos
  • · Replies 10 ·
Replies
10

Graduate HelloThe problem isfind the value of [tex]\lambda[/tex] for

  • alejandrito29
  • · Replies 2 ·
Replies
2

Graduate Are these definitions of Big O and little o notation correct?

  • Rasalhague
  • · Replies 2 ·
Replies
2

Graduate So, there is a way to prove it.Thanks, I'll try that!

  • Poopsilon
  • · Replies 1 ·
Replies
1

Undergrad Squeeze Mapping: Transform Circle to Quarter Moon Shape

  • Carol_m
  • · Replies 5 ·
Replies
5

Graduate Solving a Laplace Transform Integral

  • rbwang1225
  • · Replies 8 ·
Replies
8

Undergrad Mathematical functions from data sets?

  • MathWarrior
  • · Replies 6 ·
Replies
6

Undergrad Integration by parts, don't quite know how to arrive at the given answer

  • DiffusConfuse
  • · Replies 4 ·
Replies
4

Graduate Directional derivatives and non-unit vectors

  • Rasalhague
  • · Replies 3 ·
Replies
3

Undergrad How Does the (ε, δ)-Definition of Limit Apply to lim x->a x^5=a^5?

  • wonnabewith
  • · Replies 4 ·
Replies
4

Graduate Identity Function: How to Approach It?

  • Gabbey
  • · Replies 2 ·
Replies
2

Graduate My teachers say this trick (regularization) is not valid

  • zetafunction
  • · Replies 4 ·
Replies
4

Undergrad Verify derivative of a dot product.

  • yungman
  • · Replies 4 ·
Replies
4

Graduate Is every bilinear mapping bounded?

  • yifli
  • · Replies 1 ·
Replies
1

Graduate What is the correct method for composing Taylor series at a non-zero point?

  • mxbob468
  • · Replies 1 ·
Replies
1

Graduate Conformal Mapping: Transform a Circle to a Rectangle

  • Carol_m
  • · Replies 7 ·
Replies
7

High School What are some helpful tips for understanding derivatives?

  • aggfx
  • · Replies 7 ·
Replies
7

Graduate How Do You Simplify the Triple Integral of |xyz| Over an Ellipsoid?

  • MattL
  • · Replies 8 ·
Replies
8

Undergrad How Does the Mean Value Theorem Apply to Square Root Functions?

  • kingwinner
  • · Replies 5 ·
Replies
5

Graduate Differential forms as linear functionals on simplices

  • sponsoredwalk
  • · Replies 12 ·
Replies
12

Graduate What is the most effective method for integrating difficult expressions?

  • Septim
  • · Replies 13 ·
Replies
13

Undergrad Derivative of a partial Deriative

  • yinx
  • · Replies 1 ·
Replies
1

Undergrad Simple Forms of Limits: Taking bn or an Common

  • anmolnanda
  • · Replies 1 ·
Replies
1

Undergrad I forgot how I can solve this Like this example:Solve for the

  • XodoX
  • · Replies 2 ·
Replies
2

Graduate Flux of F When DivF=0 in 3D Surfaces

  • demoz
  • · Replies 1 ·
Replies
1

Undergrad Finding the maximum bending moment of a beam with M=½ω(lx-x²)

  • airmarshal
  • · Replies 1 ·
Replies
1

Graduate How to prove sum(1/n^n) equals integral(1/x^x) from 0 to 1

  • superadvanced
  • · Replies 5 ·
Replies
5

Undergrad In limits, how do you tell immediately if the only way to solve the

  • Deathfish
  • · Replies 3 ·
Replies
3

Undergrad How to choose u and dv in integration by parts

  • greenverve
  • · Replies 12 ·
Replies
12

Undergrad Algorithm to point rotary platform toward GPS coordinates

  • Jamin488
  • · Replies 8 ·
Replies
8

Undergrad Is f(x) = 1/log|x| Continuous at x=0?

  • zorro
  • · Replies 10 ·
Replies
10

Undergrad Is Analyticity Equivalent to Continuity?

  • lavster
  • · Replies 4 ·
Replies
4

Graduate Plancherel's Identity proof - justifying order of integration?

  • GregA
  • · Replies 1 ·
Replies
1

Undergrad Integration of (e^x)dx/ (e^(2x) +5e^(x) + 6)

  • k0hana27
  • · Replies 5 ·
Replies
5

Graduate Integral equations of convolution type

  • catcherintherye
  • · Replies 1 ·
Replies
1

Graduate Difficulties with Definition of Compact Set

  • jeckt
  • · Replies 6 ·
Replies
6

Graduate How Does the Imaginary Part of a Holomorphic Function Relate to the Real Part?

  • cheeez
  • · Replies 8 ·
Replies
8

Graduate Real Analysis Final - Need Advice for Multivariable, Diff Forms, Lebesgue

  • Poopsilon
  • · Replies 1 ·
Replies
1

Graduate Why can't e^(x^2) be integrated as an elementary function?

  • l-1j-cho
  • · Replies 2 ·
Replies
2

Graduate Can an Analytic Function in the Whole Plane Take Any Value More Than 3 Times?

  • Grothard
  • · Replies 2 ·
Replies
2

Graduate What Is an Example of Weak but Not Strong Convergence in L²(R)?

  • dextercioby
  • · Replies 4 ·
Replies
4

High School How do I solve this limit problem?

  • dado
  • · Replies 1 ·
Replies
1

Graduate Convolutions of Lebesgue integrable functions

  • redbowlover
  • · Replies 1 ·
Replies
1

Undergrad Integral of sin(x)^(2l)dx for positive integer l

  • cragar
  • · Replies 10 ·
Replies
10

Undergrad Convergence of Sequence to e and around e

  • mscudder3
  • · Replies 5 ·
Replies
5

Graduate Finding mass with triple integral in cylindrical coordinates

  • bdario1
  • · Replies 2 ·
Replies
2

Graduate Infimum and extended real number

  • wayneckm
  • · Replies 1 ·
Replies
1

Undergrad Inverse of a partial derivative?

  • romsofia
  • · Replies 6 ·
Replies
6

Undergrad Definition of the Derivative using delta and epsilon

  • jfy4
  • · Replies 2 ·
Replies
2

Undergrad Answer the Confusing Question: Calculate f'(x) at x=2

  • Iclaudius
  • · Replies 2 ·
Replies
2

Undergrad Demonstration analysis and good books?

  • fgyamauti
  • · Replies 1 ·
Replies
1

High School Are these factorial statements accurate?

  • Dannbr
  • · Replies 3 ·
Replies
3

Undergrad Derivative of Function f with Respect to t

  • saravanan13
  • · Replies 6 ·
Replies
6

Undergrad Fermat's theorem applied to multivariate functions

  • elementbrdr
  • · Replies 11 ·
Replies
11

Graduate Is d/dz(Im(f(z))) always equal to Im(f'(z)) for an analytic function f(z)?

  • bmanbs2
  • · Replies 4 ·
Replies
4

Undergrad Simplifying Trigonometric Identities for Derivatives

  • miglo
  • · Replies 5 ·
Replies
5

Undergrad Calculate Integral of e^(-|x|) Without a Calculator

  • reidwilson
  • · Replies 1 ·
Replies
1

Graduate Can a paraboloid become cone under limiting conditions?

  • gikiian
  • · Replies 3 ·
Replies
3

Undergrad Is there more than one meaning of the notation f(x)=[x] ?

  • objectivesea
  • · Replies 2 ·
Replies
2

Graduate Which Integrals Are Fun and Special?

  • Nebuchadnezza
  • · Replies 22 ·
Replies
22

Undergrad Why does rearranging e^x/x as (1/x)e^x give a different derivative?

  • elementbrdr
  • · Replies 12 ·
Replies
12