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

Undergrad An example of a series that diverges and exhibits no pattern?

  • Permanence
  • · Replies 4 ·
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4

Graduate Taylor's theorem for multivariable functions

  • Outrageous
  • · Replies 2 ·
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2

How do I evaluate the integral for a specified area on the xy-plane?

  • Petrus
  • · Replies 9 ·
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9

Undergrad Which Quantity is Considered the Upper and Lower Limits in a Definite Integral?

  • wahaj
  • · Replies 2 ·
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2

Graduate Question on Arc Length parameterization.

  • yungman
  • · Replies 3 ·
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3

Finding d²z/dr² with chain rule and product rule

  • Petrus
  • · Replies 16 ·
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16

F's question at Yahoo Answers involving absolute extrema

  • MarkFL
  • · Replies 1 ·
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1

Cambree's question at Yahoo Answers (Convergence of a sequence)

  • Fernando Revilla
  • · Replies 1 ·
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1

Undergrad How Can You Accurately Bend Aluminum Tubing for an Elliptical Airfoil Shape?

  • Quivil
  • · Replies 6 ·
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6

Graduate Why does (dx₁)² equal zero in coordinate transformation with Jacobian 1?

  • xuphys
  • · Replies 2 ·
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2

Undergrad Is e the limit of compound interest with infinitely small gains?

  • cdux
  • · Replies 5 ·
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5

Undergrad Comparison vs. limit comparison vs. sum splitting

  • ktheo
  • · Replies 15 ·
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15

Undergrad Differentiating f(-x): Proving Correctness

  • tade
  • · Replies 4 ·
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4

Calculate Limit - Is There a Special Rule?

  • Petrus
  • · Replies 31 ·
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31

Undergrad Proving θ(θ+1)∫xθ(1-x)dx = θ/(θ+2)

  • bpschn01
  • · Replies 3 ·
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3

George Bake's question at Yahoo Answers regarding the Ricker curve

  • MarkFL
  • · Replies 1 ·
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1

Graduate Nonlinear programming problem, mathematical programming

  • malamenm
  • · Replies 4 ·
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4

Acceleration ball rolling on a parabola

  • Barioth
  • · Replies 8 ·
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8

Calculating a Double Integral in the First Quadrant

  • Petrus
  • · Replies 27 ·
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27

Graduate What is the significance of d(lnW) in physical problems?

  • M. next
  • · Replies 5 ·
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5

Undergrad How Does Series Notation Equal the Highlighted Part in Induction Proof?

  • Googl
  • · Replies 14 ·
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14

Undergrad Prove that ∑r(r!) = (n+1)!-1 by induction

  • Googl
  • · Replies 2 ·
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2

Volume of solid from rotating 7x - x² around x and y axes

  • Petrus
  • · Replies 5 ·
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5

Graduate Fourier transform of Langevin equation (integral cancellation problem)

  • stephenx_86
  • · Replies 3 ·
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3
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9

Graduate Reading Cauchy's lecture on the derivative

  • henpen
  • · Replies 3 ·
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3

Graduate Extremal condition calculus of variations

  • Gavroy
  • · Replies 1 ·
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1

Surface area of rotation about the y-axis

  • Petrus
  • · Replies 10 ·
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10
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3

Graduate Can one construct a function having the following properties ?

  • funcalys
  • · Replies 5 ·
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5

Undergrad Average slope of joined line segments.

  • motivehunter
  • · Replies 2 ·
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2

Undergrad Relationship between Derivatives and Integrals

  • BraneChild
  • · Replies 2 ·
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2

Sum of Infinite Series: $y^2+2y$

  • juantheron
  • · Replies 5 ·
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5

Undergrad Where can I find info on: limit as h→0 of (a^h - 1)/h = 1

  • Lebombo
  • · Replies 17 ·
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17

Undergrad Solve Reimann Sums and Integrals

  • SheldonAustin
  • · Replies 2 ·
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2

Mitch's question at Yahoo Answers regarding a polar equation

  • MarkFL
  • · Replies 2 ·
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2

Undergrad Why is L1 norm harder to optimize than L2 norm?

  • pamparana
  • · Replies 1 ·
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1

Undergrad Calculating integrals involving floor function

  • smatik
  • · Replies 5 ·
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5

Showing Sequences Converge/Diverge

  • ZCohen
  • · Replies 4 ·
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4

Graduate Green's Theorem Integration Question

  • sunnyskies
  • · Replies 1 ·
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1

Proving continuity from |f(x) - f(1)| ≤ (x - 1)²

  • Bueno
  • · Replies 7 ·
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7
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1

Trig problem: max square cut from circle

  • bmanmcfly
  • · Replies 11 ·
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11

High School Finding the x and y intercepts

  • vane92
  • · Replies 1 ·
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1

Undergrad Integral of 1 - 2*sinx in square root?

  • coki2000
  • · Replies 5 ·
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5

Graduate Approximate integral for exp(-x)/x

  • Irid
  • · Replies 1 ·
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1

Undergrad Solutions to differential equations

  • nick.martinez
  • · Replies 8 ·
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8

Graduate Computing Integrals with Wavelet Scaling and Translation Parameters

  • omer21
  • · Replies 2 ·
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2

Graduate Two planes contain two non intersecting lines can be made parallel?

  • yungman
  • · Replies 2 ·
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2

Rayan's question at Yahoo Answers (Green's Theorem)

  • Fernando Revilla
  • · Replies 1 ·
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1

Undergrad How to solve where a maclaurin series intersects a graph

  • xaphenx
  • · Replies 2 ·
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2

Constrained optimization problem from Yahoo Answers

  • MarkFL
  • · Replies 2 ·
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2

Ratio Test Questions/ Series Convergence

  • calcboi
  • · Replies 4 ·
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4

Integration of log(1-x) from 0 to 1

  • Suvadip
  • · Replies 2 ·
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2

Determining convergence of series

  • calcboi
  • · Replies 7 ·
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7

Champ's question at Yahoo Answers (Power series)

  • Fernando Revilla
  • · Replies 6 ·
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6

Undergrad Improper integrals and canceling of areas

  • nick.martinez
  • · Replies 2 ·
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2

Graduate Improper integral and the application of L'hopitals Rule

  • nick.martinez
  • · Replies 1 ·
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1

Undergrad Finding limits in 3D. How do you know on what line to approach?

  • mrcleanhands
  • · Replies 7 ·
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7

Undergrad Improper intergral, infinite bounds of integration

  • nick.martinez
  • · Replies 7 ·
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7

De's question at Yahoo Answers (Power series representation)

  • Fernando Revilla
  • · Replies 1 ·
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1

Maximum area of a triangle with sides on the axes and tangent to e^{-5x}

  • Petrus
  • · Replies 26 ·
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26

Undergrad Proportionality and the ln function

  • M. next
  • · Replies 7 ·
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7

Graduate Does proving Riemann integrability for uniform partitions prove it for all partitions?

  • riemann86
  • · Replies 2 ·
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2

Undergrad Convergence of series with term (n/(n+1))^(n^2)

  • mikbear
  • · Replies 1 ·
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1

JOHN's question at Yahoo Answers involving Lagrange multipliers

  • MarkFL
  • · Replies 1 ·
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1

Graduate Deriving lift force from a spinning rotor or propeller

  • jaguar8
  • · Replies 1 ·
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1

Undergrad Improper integral, infinite limits of integration

  • nick.martinez
  • · Replies 7 ·
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7

Graduate Why Does the Trollpi Calculation Not Equal 1?

  • mjordan2nd
  • · Replies 1 ·
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1

Graduate Fourier Transform of Ohno Potential

  • hesky
  • · Replies 4 ·
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4

Undergrad What is the difference between curvature and concavity in one or two dimensions?

  • wil3
  • · Replies 9 ·
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9

Undergrad Is there any benefit to using Taylor series centered at nonzero value

  • Turion
  • · Replies 5 ·
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5

Graduate Question involving Levi-Civita symbol

  • sunnyskies
  • · Replies 2 ·
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2

Int ( dx / x ^2 ) = - 1 / x, a new proof.

  • Fernando Revilla
  • · Replies 2 ·
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2

Find the max and min of f(x,y)=6/(x²+y²+1)+3xy on 1/3≤x²+y²≤2

  • Petrus
  • · Replies 38 ·
2
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38

Undergrad Finding d²y/dx² for parametric equations x=2+7cosθ, y=8+3sinθ

  • cmut
  • · Replies 4 ·
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4

Undergrad Equation for 2D Dose Distribution: Solving for Any Point on the Surface

  • wopp
  • · Replies 3 ·
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3

Graduate Solving Integrals with Contour Integrals and Cauchy PV

  • pleasehelpmeno
  • · Replies 2 ·
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2

Optimization problem with functions

  • MarkFL
  • · Replies 1 ·
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1

Finding the derivative of sin²x cos 3x using product and chain rules

  • bmanmcfly
  • · Replies 13 ·
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13

Undergrad Rare integration techniques/substitutions

  • pierce15
  • · Replies 5 ·
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5

Undergrad Does such a function as f(x)=f'(x) exist?

  • Andrax
  • · Replies 9 ·
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9

Max and min value, multi variable (open sets)

  • Petrus
  • · Replies 46 ·
2
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46

Is there a better way than L'Hôpital's rule?

  • Dustinsfl
  • · Replies 3 ·
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3

Undergrad Jacobian determinant in multiple integration

  • Bipolarity
  • · Replies 5 ·
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5

Undergrad What exactly constitutes as an exact value?

  • Permanence
  • · Replies 3 ·
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3

Graduate What Are the Differences in Line Integrals Using Different Coordinate Systems?

  • yungman
  • · Replies 4 ·
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4

Graduate Elliptic function - different definitions

  • csopi
  • · Replies 2 ·
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2

Graduate Derivation of Lagrange Family of Interpolation functions

  • bugatti79
  • · Replies 9 ·
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9
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52

Undergrad Setting Up the Domain for Maxima/Minima Word Problems

  • frozonecom
  • · Replies 1 ·
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1

TBI's question at Yahoo Answers (Indefinite integral)

  • Fernando Revilla
  • · Replies 1 ·
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1

Nikki's question at Yahoo Answers regarding the Mean Value Theorem

  • MarkFL
  • · Replies 1 ·
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1

Undergrad Challenging integrals/series convergence problems

  • pierce15
  • · Replies 17 ·
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17

Prove No Uniformly Convergent Subsequence: Functional Sequence

  • Arnold1
  • · Replies 2 ·
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2

Undergrad What Does 'Moment About a Plane' Mean in the Context of Solids?

  • Nikitin
  • · Replies 3 ·
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3

Graduate Integration when given the exact value of an un-integratable function

  • nick.martinez
  • · Replies 1 ·
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1

Thomas' question at Yahoo Answers regarding an indefinite integral

  • MarkFL
  • · Replies 1 ·
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1

Finding the y-coordinate of centroid between y=4x² and y=2x³

  • bmanmcfly
  • · Replies 9 ·
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9

Graduate Integral Approximation: Tau <<T

  • EngWiPy
  • · Replies 3 ·
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3