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 Getting g such that del dot g = f (given)

  • quantoshake11
  • · Replies 8 ·
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8

Graduate Factorizing taylor polynomials of infinite degree

  • okkvlt
  • · Replies 2 ·
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2

Undergrad Proof of second order derivative

  • manish15689
  • · Replies 3 ·
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3

High School What are Some Calculus-Based Project Ideas for a High School Coal Fair?

  • Towk667
  • · Replies 1 ·
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1

Undergrad Annoyingly simple problem - rational functions and limits at infinity

  • damian6961
  • · Replies 10 ·
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10

Undergrad Should I use 2D or 3D graphs for Implicit Functions?

  • DrummingAtom
  • · Replies 2 ·
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2

Undergrad Finding the nth Derivative of a Fraction

  • EngWiPy
  • · Replies 3 ·
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3

Undergrad Can the Taylor Series of Analytic Functions be Proven?

  • timm3r
  • · Replies 11 ·
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11

Undergrad Simplifying a Trigonometric Integral

  • adoado
  • · Replies 2 ·
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2

Graduate Finding a C1 Function for Continuous f,g in Real Numbers

  • johnson12
  • · Replies 1 ·
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1

Graduate Does the Pathwise Limit Imply the Multivariable Limit?

  • kof9595995
  • · Replies 4 ·
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4

Undergrad Can someone tell me how to do an integral of this form?

  • AxiomOfChoice
  • · Replies 7 ·
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7

Graduate Solving Derivation Problem: \sum_{j=\kappa}^{\inf} \varphi^{2j-\kappa}\sigma^2

  • roadworx
  • · Replies 3 ·
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3

Graduate Understanding the Dot Product of Derivatives in Astrodynamics

  • Nabeshin
  • · Replies 1 ·
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1

Undergrad Does the Continued Product of Fractions Converge to Zero?

  • SW VandeCarr
  • · Replies 4 ·
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4

High School How do you find the Natural Log of a Number?

  • soul5
  • · Replies 2 ·
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2

Graduate Can the 'Almost Reimann Integral' be Recovered Using Pinsky's Textbook?

  • confinement
  • · Replies 2 ·
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2

Graduate How can we determine if a closed symmetric operator has self-adjoint extensions?

  • Nusc
  • · Replies 1 ·
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1

Undergrad How to minimize a simple quadratic function of multiple variables ?

  • darwid
  • · Replies 1 ·
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1

Undergrad Line Integral (where the path is not single valued)

  • Neoleachster
  • · Replies 1 ·
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1

Undergrad Graph of a parametric curve on an angle?

  • Ownaginatious
  • · Replies 2 ·
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2

Undergrad Understanding Derivatives: Real-World Application Examples

  • Iron_Brute
  • · Replies 3 ·
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3

Graduate Favorite Real Function: Top 5 Picks

  • maze
  • · Replies 1 ·
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1

Graduate Minimising the action for surface area in AdS

  • mattie_p
  • · Replies 4 ·
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4

Undergrad Using L'Hospital's rule to evaluate a fraction containing two variables

  • seeker101
  • · Replies 5 ·
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5

Undergrad Can someone define a line integral?

  • winbacker
  • · Replies 5 ·
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5

Graduate Why Does the Line Integral of a Square Path's Perimeter Equal Zero?

  • IniquiTrance
  • · Replies 7 ·
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7

Graduate Lim(x*sqrt(1-cos(2*Pi/x)),x->Infinty) using analytical methods

  • dipstik
  • · Replies 1 ·
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1

Graduate Complex Analysis - Removing A Singularity

  • ibensous
  • · Replies 7 ·
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7

Graduate What Conditions on f Ensure a Good Solution for u(s, t)?

  • CompuChip
  • · Replies 1 ·
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1

Undergrad Anybody know a general way to approach this sin/cos integral?

  • AxiomOfChoice
  • · Replies 5 ·
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5

Undergrad Directional Derivative of F: Same for V & 2V?

  • seeker101
  • · Replies 4 ·
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4

Graduate Passing limits through integrals

  • rsq_a
  • · Replies 4 ·
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4

Graduate Why are two methods for evaluating an integral giving different results?

  • bjgawp
  • · Replies 2 ·
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2

Graduate First Step in Finding an Integration Reduction Formula for (4-x^2)^n

  • Petrushka
  • · Replies 8 ·
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8

Graduate Is Taking the Reciprocal a Valid Approach in Differentiating dpH/dV?

  • Borek
  • · Replies 8 ·
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8

Undergrad A simple limit that causes a lot of headache

  • Marin
  • · Replies 7 ·
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7

Graduate Is this vector calculus notation correct?

  • hotvette
  • · Replies 4 ·
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4

Graduate Can Lagrange function solve general differential equations?

  • enricfemi
  • · Replies 8 ·
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8

Graduate Question about a tricky/difficult Taylor expansion of natural logarithm

  • AxiomOfChoice
  • · Replies 1 ·
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1

Graduate Change of variable in multiple integrals

  • Castilla
  • · Replies 2 ·
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2

Undergrad Unwanted constants after integration

  • Cyosis
  • · Replies 1 ·
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1

High School Integrating Ln(x) with Two Easy Methods

  • matt_crouch
  • · Replies 1 ·
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1

Undergrad Which Is Greater: f(-2) or f(10)?

  • Sonata4004
  • · Replies 3 ·
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3

Undergrad How can we use trigonometric substitution to integrate square root expressions?

  • makeAwish
  • · Replies 17 ·
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17

Undergrad Finding volumes of revolution using centroids

  • Towk667
  • · Replies 4 ·
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4

Undergrad Can log_2(x) be expressed as a series?

  • geor
  • · Replies 2 ·
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2

Graduate Differential Equations through Power Series Expansion

  • IniquiTrance
  • · Replies 4 ·
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4

Graduate How can the general form of this integral be determined?

  • somethingstra
  • · Replies 2 ·
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2

Graduate Help for this infinite integral question ?

  • erogol
  • · Replies 2 ·
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2

Undergrad Limit of Arctanx: Why Does \frac{\pi}{2} Make Sense?

  • Geekchick
  • · Replies 6 ·
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6

Undergrad How do you do this weird integral?

  • somethingstra
  • · Replies 9 ·
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9

Graduate Help Solving Integral Limit: x to 1

  • erogol
  • · Replies 4 ·
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4

Graduate Taylor series of real function with zero radius of convergence

  • BobbyBear
  • · Replies 11 ·
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11

Undergrad Difficult integral for Trig Substitution

  • bigred09
  • · Replies 9 ·
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9

Undergrad What are the steps to determine integration limits?

  • Sparky_
  • · Replies 2 ·
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2

Graduate Ess Sup Norm as limit ->oo of L^p norm

  • WWGD
  • · Replies 1 ·
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1

Graduate When to use the residue at infinity

  • jack5322
  • · Replies 2 ·
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2

Undergrad The boundaries of doule integrals in polar form

  • winbacker
  • · Replies 1 ·
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1

Graduate Derivatives of fourier transform

  • mnb96
  • · Replies 1 ·
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1

High School Expanding and Factoring: Tips and Tricks for An-1 | Theorem Included

  • crazyformath2
  • · Replies 3 ·
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3

High School Why is Derivative of 2pie=0 and not 2

  • albert2008
  • · Replies 4 ·
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4

Undergrad Investigation into infinite limits

  • Drake13
  • · Replies 8 ·
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8

Graduate Gradient in hyperspherical coordinates

  • jfitz
  • · Replies 1 ·
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1

Undergrad Derivative of -ln(-\Theta): Explained

  • roadworx
  • · Replies 2 ·
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2

Undergrad Transforming parabola to straight line

  • turin
  • · Replies 2 ·
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2

Graduate Understanding the Confusion Behind Comb(x) and III(x) Definitions in Mathematics

  • scholzie
  • · Replies 3 ·
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3

Graduate Calculating R: Solving an Integration Problem with Moving Plates

  • Oscar6330
  • · Replies 2 ·
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2

Graduate Stochastic Analysis / abstract Wiener spaces

  • GSpeight
  • · Replies 1 ·
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1

High School Find Free Software to Calculate Definite Integrals

  • cataldo
  • · Replies 3 ·
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3

Graduate Derivation related to Euler’s Formula

  • mysearch
  • · Replies 2 ·
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2

Undergrad Why Aren't My Parametric Lines Intersecting?

  • Pazil
  • · Replies 2 ·
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2

Undergrad Is the Limit of a Continuous Function Equal to the Limit of its Variable?

  • JG89
  • · Replies 3 ·
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3

Undergrad Intergrate Inx with respect to x?

  • jamesd2008
  • · Replies 4 ·
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4

Graduate Can I Derive the Taylor Series and Radius of Convergence for Tanh(x)?

  • kercalc
  • · Replies 2 ·
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2

Undergrad Problem with fitting simple quadratic function to 3 data points

  • johnismint
  • · Replies 3 ·
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3

Graduate Moving a limit inside an integral

  • strangequark
  • · Replies 13 ·
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13

Graduate Entire functions and polynomials

  • WWGD
  • · Replies 4 ·
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4

Graduate Measure theory in R^n and in abstract spaces

  • WWGD
  • · Replies 3 ·
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3

High School Is There a Simpler Way to Calculate Derivatives?

  • cam875
  • · Replies 6 ·
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6

Undergrad Calculating tau from measured time and temperature

  • blairj
  • · Replies 1 ·
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1

Undergrad Root vs. ratio in determining radius of convergence of a power series

  • brush
  • · Replies 4 ·
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4

Undergrad Solve Definite Integral: l & n Constants

  • grommet
  • · Replies 1 ·
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1

Graduate A Measurable Function not Borel Measurable

  • zling110
  • · Replies 2 ·
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2

Undergrad High order derivitative of exponential function

  • KFC
  • · Replies 4 ·
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4

Graduate Orthogonality in Discrete Fourier Transforms

  • bdforbes
  • · Replies 5 ·
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5

Graduate Max Value f(r): Find Solution w/ Condition r^2=1

  • trelek2
  • · Replies 5 ·
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5

Graduate Branch point problem and argument along contour

  • jack5322
  • · Replies 6 ·
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6

Graduate Interesting branch point problem

  • jack5322
  • · Replies 1 ·
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1

Undergrad Integration using eulers formula and complex numbers

  • cragar
  • · Replies 5 ·
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5

Graduate Oopsie, issue with change of variables to evaluate definite integral

  • BobbyBear
  • · Replies 6 ·
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6

Undergrad How Does a Magnet's Position Change Over Time When Falling Near an Iron Wall?

  • Peter Persoff
  • · Replies 3 ·
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3

Graduate Double integral/change of variable

  • hnh
  • · Replies 3 ·
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3

Graduate A question from Real and Complex Analysis (Rudin's).

  • MathematicalPhysicist
  • · Replies 2 ·
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2

Undergrad Why is the series 1 + -1 + 1 + -1 equal to one half?

  • bowma166
  • · Replies 4 ·
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4

Graduate Question about pointwise convergence vs. uniform convergence

  • AxiomOfChoice
  • · Replies 2 ·
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2

Undergrad Orthogonal Projection onto XY plane

  • brendan
  • · Replies 9 ·
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9

Undergrad How Do I Calculate the Partial Sum of an Alternating Series?

  • Nick_L
  • · Replies 1 ·
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1

Graduate How Can We Calculate the Derivative of x^x^x?

  • mubeenahm
  • · Replies 1 ·
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1

Undergrad Finding equation for trigonometric function based on two points

  • diffusion
  • · Replies 1 ·
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1