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 How would I count the zeros of zsin(z)-1 in a complex disc?

  • Phillips101
  • · Replies 6 ·
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6

Undergrad How Do You Perform the Taylor Series Expansion of e(a+x)2?

  • Lizwi
  • · Replies 4 ·
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4

Graduate Solve ∫e^(1/x) / x^3 dx from -1 to 0

  • lasers
  • · Replies 2 ·
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2

Undergrad What functino has this Taylor Expansion?

  • Swimmingly!
  • · Replies 2 ·
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2

Undergrad Integral of two-variable function

  • Allen3
  • · Replies 6 ·
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6

Graduate Infinitely differentiable functions

  • AxiomOfChoice
  • · Replies 5 ·
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5

Solve Min-Max Problem: Find Optimal Price of Single Call

  • Yankel
  • · Replies 1 ·
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1

Undergrad Solve ∫(tanxsec^{2}x)dx Integral with Substitutions

  • t6x3
  • · Replies 4 ·
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4

What is the solution of the difference equation for this equation?

  • juantheron
  • · Replies 4 ·
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4

Graduate Delta Dirac: Showing it's a Distribution

  • sdickey9480
  • · Replies 4 ·
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4

Maximum Volume of a Right Circular Cone with Given Slant Height?

  • checkitagain
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1

Undergrad If a quantity is small, is the derivative of that quantity small?

  • center o bass
  • · Replies 4 ·
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4

Graduate What Is 4-Dimensional Curl? Get Your Answer Here!

  • purplegreen
  • · Replies 6 ·
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6

Graduate Finding angle of rotation relating two vectors to a third

  • pvm
  • · Replies 2 ·
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2

Undergrad Is the circumference of an ellipse equal to 2πa√1-e^2?

  • tomz
  • · Replies 10 ·
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10

Definite Integral: x(-ln(x)^k)(1-x)^(N-1)

  • bincy
  • · Replies 5 ·
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5

Graduate Does this derivative have a name?

  • pellman
  • · Replies 4 ·
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4

Graduate Infinitely differentiable function

  • IniquiTrance
  • · Replies 6 ·
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6

Undergrad Why does MIT OCW spend less time on limits than community college calculus?

  • Jkohn
  • · Replies 2 ·
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2

Undergrad How is the tangent and area inverse?

  • member 392791
  • · Replies 3 ·
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3

Graduate Zeta Function Convergence in Interval (0,1): Does It Tend to Zero?

  • Charles49
  • · Replies 10 ·
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10

High School Indefinite integrals. Arriving at different results.

  • t6x3
  • · Replies 2 ·
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2

Graduate Complex conjugate of a derivative wrt z

  • stallm
  • · Replies 5 ·
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5

Undergrad Derivative and Integral notation

  • MostlyHarmless
  • · Replies 1 ·
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1

Graduate How does expression 7.3 follow from Noether's theorem and translation invariance?

  • hawaiifiver
  • · Replies 1 ·
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1

High School Converting Trigonometric Ratios to Degree

  • ahmadaming60
  • · Replies 1 ·
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1

Undergrad Quality of Widder's Advanced Calc. and Edwards's Adv. Calc. of Several Variables

  • moduli1150
  • · Replies 3 ·
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3

Undergrad Applications of Green's theorem to physics

  • cesaruelas
  • · Replies 1 ·
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1

Graduate Parameterizing Z-Value in Line Integral for Cylinder (Stokes Thm)

  • The Head
  • · Replies 5 ·
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5

Undergrad Adjusted Cost Formula. Purpose of 0.5 power?

  • fly4food
  • · Replies 2 ·
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2

Undergrad Understanding 1^∞ as an Indeterminate Form

  • Infinitum
  • · Replies 2 ·
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2

Undergrad Minimum distance of a point on a line from the origin?

  • hivesaeed4
  • · Replies 10 ·
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10

Undergrad Trouble with the unit normal vector for stokes theorem

  • hivesaeed4
  • · Replies 1 ·
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1

Graduate F has a primitive on D ⊂ ℂ ⇒ ∫f = 0 along any closed curve in D?

  • Poopsilon
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2

Graduate Proving gradient points in the direction of maximum increase

  • hivesaeed4
  • · Replies 17 ·
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17

Undergrad What Are the Conditions for an Inflection Point?

  • jd12345
  • · Replies 1 ·
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1

Graduate Line integral along path from (0,2) to (1,4) with vector field

  • hivesaeed4
  • · Replies 6 ·
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6

Calculate Definite Integral with N Variable

  • bincy
  • · Replies 9 ·
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9

Graduate Does this method have a name? Function Approximation by Polynomial Sum

  • Swimmingly!
  • · Replies 3 ·
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3

Graduate Solving Complex Integration Involving Bessel, Singularities

  • KayBox
  • · Replies 1 ·
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1

Graduate Significance of parabola in a line integral?

  • hivesaeed4
  • · Replies 6 ·
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6

Undergrad What are the points and vector in this plane?

  • hivesaeed4
  • · Replies 3 ·
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3

Graduate What is the difference between Zeno's paradox and the theory of limits?

  • mark_d
  • · Replies 8 ·
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8

Graduate Find a function f such that f(xy)≠f(yx) at (0,0).

  • hivesaeed4
  • · Replies 7 ·
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7

Undergrad Setting up a path for a line integral

  • hivesaeed4
  • · Replies 4 ·
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4

Undergrad How to Find the Equation of a Plane Through Three Given Points

  • hivesaeed4
  • · Replies 2 ·
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2

Graduate How is the Complex Line Integral of a Circle Calculated?

  • Skrew
  • · Replies 10 ·
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10

Graduate Divergence of the sum of the reciprocals of the primes

  • Karamata
  • · Replies 4 ·
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4

Graduate Integrating ln(x+1)/(x^2+1) using recursive integration by parts

  • OrangeJuggler
  • · Replies 1 ·
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1

High School A little confusion over x and y values

  • hivesaeed4
  • · Replies 2 ·
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2

Directional derivative

  • shorty1
  • · Replies 1 ·
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1

Graduate I have some questions about upper limit

  • jwqwerty
  • · Replies 1 ·
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1

Graduate Derivative of transformation of basis in R^n

  • brydustin
  • · Replies 6 ·
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6

Graduate Calculating the residue of the following function

  • Septim
  • · Replies 5 ·
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5

Undergrad Green's, Stokes and Divergence Theorem

  • cristina89
  • · Replies 2 ·
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2

Graduate How do I carry out an approximation for this equation?(if L Ns then what?)

  • Raziel2701
  • · Replies 1 ·
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1

Graduate Partial derivatives u(x,y) to u(r,θ) with chain rule

  • hivesaeed4
  • · Replies 3 ·
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3

Undergrad Directional derivative of f = 9 - x² - y² with direction u = i - j

  • hivesaeed4
  • · Replies 6 ·
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6

Graduate Can Degenerate Laurent Series Converge in Non-Standard Regions?

  • Josh Swanson
  • · Replies 3 ·
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3

Undergrad Why Do We Use Frustrums Instead of Disks to Find the Surface of Revolution?

  • Bipolarity
  • · Replies 3 ·
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3

How do you derive Taylor Series expansions for quadratic equations?

  • fionamb831
  • · Replies 7 ·
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7

Undergrad How do you add vectors in spherical coordinates?

  • Philosophaie
  • · Replies 2 ·
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2

Cross product with integral operator in Stokes' theorem

  • GreenGoblin
  • · Replies 5 ·
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5

Undergrad Is y' a Function of y in the Equation y' = ax - by?

  • wumple
  • · Replies 1 ·
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1

Undergrad Maxima minima of function of several variables

  • Neitrino
  • · Replies 1 ·
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1

Graduate Solving Integral: \int_0^{2\pi}\frac{x^n}{\sqrt{1-m\cos x}}dx

  • csopi
  • · Replies 3 ·
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3

Graduate Derivative of a function with variable also in the integrand

  • GridironCPJ
  • · Replies 5 ·
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5

High School What is the integration shortcut taught in China?

  • bbryant33
  • · Replies 4 ·
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4

Graduate Shortcut to taylor series of f, given taylor series of g

  • 54stickers
  • · Replies 2 ·
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2

Undergrad Is my proof of this sequence's divergence good enough?

  • mathnoobie
  • · Replies 1 ·
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1

Undergrad Noob Integral Question, Indeterminate form of ?

  • ken.
  • · Replies 3 ·
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3

Graduate Why does the product of Jacobian matrices equal the identity?

  • Hassan2
  • · Replies 4 ·
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4

Undergrad What do the symbols in the line integral equation mean?

  • nayfie
  • · Replies 5 ·
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5

Undergrad An odd trig identity, I WANT PROOF

  • andrewdavis23
  • · Replies 3 ·
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3

Undergrad Can the Alternating Series Test Prove Divergence?

  • Bipolarity
  • · Replies 5 ·
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5

Undergrad Arc length and definite integral

  • sithe
  • · Replies 6 ·
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6

Graduate Does distance remain constant for x, y, z satisfying this three-variable equation?

  • arthurav
  • · Replies 1 ·
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1

Graduate Solving heat equation using method of characteristics

  • dexter90
  • · Replies 2 ·
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2

Graduate How is the Correction Term in Steepest Descent Approximation Determined?

  • Mesmerized
  • · Replies 2 ·
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2

Graduate Separating a double integral when f depends only on x and g on y

  • carlosbgois
  • · Replies 2 ·
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2

Graduate Holomorphic function on the unit disc

  • iamqsqsqs
  • · Replies 7 ·
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7

Convergence of an Infinite series and a related Qn

  • bincy
  • · Replies 5 ·
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5

Graduate Integrating the generator lines of an elliptical orbit

  • Appleton
  • · Replies 3 ·
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3

Graduate Integral of xcos(xy) over a rectangle

  • carlosbgois
  • · Replies 2 ·
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2

What is the lower bound for the product term with a limit of M>=2?

  • bincy
  • · Replies 5 ·
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5

Graduate Prime Number Theorem and Its Expansion: A Puzzling Equation

  • autobot.d
  • · Replies 1 ·
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1

Undergrad Complex Fourier Series: n from -∞ to +∞?

  • Tosh5457
  • · Replies 3 ·
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3

Undergrad Calculate number of turns in Archimedes spiral

  • evilbrent
  • · Replies 2 ·
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2

Undergrad Value of second derivative at a given point?

  • ashina14
  • · Replies 2 ·
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2

Graduate Log(z) : singularity, series and pole

  • Ritz_physics
  • · Replies 1 ·
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1

Calculating the Value of $f(m,n)$

  • juantheron
  • · Replies 4 ·
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4

Undergrad Area and Volume integral using polar coordinates

  • izzy93
  • · Replies 2 ·
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2

Graduate Limit proof on Sequence Convergence

  • Bipolarity
  • · Replies 1 ·
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1

Undergrad Finding if a point belongs to a line in space.

  • smithnya
  • · Replies 3 ·
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3

Graduate A difficult integral with exp and erf squared

  • petru
  • · Replies 2 ·
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2

Graduate Integral of an exponential that has a polynomial

  • aafrophone
  • · Replies 4 ·
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4

Graduate Manipulation of an analytic function

  • thayin
  • · Replies 3 ·
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3

Taylor and Geometric Series questions

  • rmon
  • · Replies 4 ·
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4

Graduate Where are the singularities of f(z) = Log(2+tan(z)) located?

  • Gallani
  • · Replies 1 ·
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1

Graduate How to maximize when two variables depend on each others

  • Kolmin
  • · Replies 6 ·
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6