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Differential Equations

Mixed approximation vs. full approximation for a power series expansion
6.8K threads
Undergrad Mixed approximation vs. full approximation for a power series expansion
Sum of an Infinite Series with Real Exponent p
  • Dustinsfl
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4
How is the Gamma Function Related to Factorials?
  • skate_nerd
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11
Convergence of Series with Logarithmic Terms
  • Dustinsfl
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1
Sequence with recursive definition?
  • skate_nerd
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6
Integration by Parts: Get v in udv=uv-vdu
  • alane1994
  • · Replies 12 ·
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12
How Does the Sum of $\frac{1}{\sqrt{1 + n^2} + n}$ Diverge?
  • Dustinsfl
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3
Undergrad Confused about Taylor Expansion Strategy
  • The Head
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3
Graduate Divergence Theorem on a surface without boundary
  • lmedin02
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5
Integrating Ln $(x)^p$: Step-by-Step Guide
  • Dustinsfl
  • · Replies 2 ·
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2
Walter's question from Facebook (x and y intercepts)
  • Jameson
  • · Replies 1 ·
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1
Volume of Revolution Solid: Finding the Answer
  • Fantini
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3
Undergrad How can I simplify this expression involving summation and factorials?
  • Polymath89
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4
Graduate Interpretation of the integration domain symbol
  • Barnak
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8
Efficient Integral by Parts Method | Solving x^2arctan(x)dx with Ease
  • Chipset3600
  • · Replies 5 ·
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5
Another surface integral: Evaluating a Surface Integral on a Paraboloid
  • MacLaddy1
  • · Replies 6 ·
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6
Undergrad Calculating the length of a curve
  • JizzaDaMan
  • · Replies 22 ·
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22
Undergrad Help wanted in solving this equation
  • paula1980
  • · Replies 7 ·
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7
Graduate How Do You Differentiate Truncated Position Data in Real Time?
  • thegreenlaser
  • · Replies 6 ·
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6
Area of Cone \(z^2 = 4x^2 + 4y^2\) 0-4: Solve & Find Answer
  • MacLaddy1
  • · Replies 9 ·
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9
Finding $a_n$s for $f(z)$ in a Taylor Series
  • pantboio
  • · Replies 11 ·
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11
Undergrad Polynomials of odd degree can have no critical point.
  • batballbat
  • · Replies 6 ·
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6
Graduate How Is Normal Strain Derived in Continuum Mechanics?
  • nissan4l0
  • · Replies 1 ·
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1
Graduate Why Can't the Del Operator Be Treated as a Vector in Curl Calculations?
  • psholtz
  • · Replies 3 ·
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3
Graduate Solid of Revolution: Integration Boundaries Explained
  • peripatein
  • · Replies 4 ·
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4
Undergrad Partial Derivatives - Basic Formula
  • elemis
  • · Replies 9 ·
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9
Prove Exponential Limit: $$e^{x/2}$$
  • QuestForInsight
  • · Replies 21 ·
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21
Graduate Differential and square of differential
  • rsaad
  • · Replies 7 ·
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7
What is the limit of a bounded region with a specific boundary?
  • Blandongstein
  • · Replies 1 ·
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1
Find Value of $\int_0^1 (f(x)-g(x))dx$ with $f,g$ Continuous
  • Blandongstein
  • · Replies 2 ·
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2
Graduate Are Laplace Transform Limits Equivalent to a Limit at Infinity?
  • matematikuvol
  • · Replies 4 ·
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4
Undergrad How to Express f(x,t) in Big Oh Notation?
  • AxiomOfChoice
  • · Replies 1 ·
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1
What Are the Values of a for Which the Given Function is Continuous at x=0?
  • Yankel
  • · Replies 1 ·
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1
Graduate Applications of the Kelvin-Stokes Theorem
  • Physics-Pure
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1
Graduate When is the Fourier transform implied?
  • friend
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10
Graduate How do you derive this alternate form of the gamma function?
  • Zatman
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2
Graduate Showing that a limit does not equal some value
  • Bipolarity
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11
Undergrad I am having trouble with 2 volume and a profit problems?
  • rockstar14
  • · Replies 3 ·
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3
What is the moral of conflicting definitions of the Heaviside function?
  • Dustinsfl
  • · Replies 7 ·
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7
Graduate How to Compute Dot Products in Integrals?
  • nos
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4
Find Price Elasticity of Demand
  • mathkid3
  • · Replies 3 ·
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3
Graduate General solution of double integrals
  • d.arbitman
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3
Graduate Basic doubt about the gradient in spherical polar cordinates.
  • vish22
  • · Replies 8 ·
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8
Approximation Problems (Finding an equation of a Tangent Line)
  • mathkid3
  • · Replies 6 ·
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6
Undergrad Find the line that gives constant area in odd shape
  • MD11
  • · Replies 3 ·
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3
Undergrad Double Intergral with Substitution
  • BenMcC
  • · Replies 5 ·
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5
Graduate Seemingly Simple Derivative (as a limit) Problem
  • luke8ball
  • · Replies 4 ·
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4
Undergrad Double Integral and Polar, Really Need Help in the next few hours
  • BenMcC
  • · Replies 10 ·
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10
Graduate Why Are All Singularities of the Laplace Transform Left of the Line Re(s)=c?
  • matematikuvol
  • · Replies 6 ·
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6
Graduate Definition of a Fractional Derivative/ Integral
  • SheikYerbouti
  • · Replies 8 ·
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8
Definite Integral $\sqrt{\sin x}$: Answers
  • juantheron
  • · Replies 1 ·
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1
Graduate Integral of 1/z using different paths
  • jmcelve
  • · Replies 3 ·
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3
High School Understanding Fractional Reduction: Solving Complex Fractions with Ease
  • toneboy1
  • · Replies 10 ·
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10
Graduate Discrete Fourier transform in k and 1/k
  • gnulinger
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8
Graduate I'm confused about this integral
  • mmzaj
  • · Replies 3 ·
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3
Graeme's YAnswers Question: The effect of changing values in sequences?
  • CaptainBlack
  • · Replies 2 ·
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2
Graduate Product of Diagonals of Regular Polygon?
  • nfljets
  • · Replies 5 ·
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5
Solving Trigonometric Limit w/o L'Hospital Rule
  • Yankel
  • · Replies 4 ·
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4
Graduate How to Solve the Complex Equation zn-1=\bar{z}?
  • freddyfish
  • · Replies 2 ·
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2
Maximizing Profit for a 50-Unit Apartment Complex
  • mathkid3
  • · Replies 21 ·
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21
Undergrad Can someone tell me why this integral is invalid?
  • PhiPhenomenon
  • · Replies 4 ·
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4
Undergrad Trig identity that I'm missing
  • member 392791
  • · Replies 3 ·
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3
Limit Calc: 1-cos(x)/x^2 w/o L'Hôpital's Rule
  • Yankel
  • · Replies 6 ·
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6
High School Relative Max/Min: Solving for Minimum in f(x)
  • barbet_psg
  • · Replies 3 ·
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3
How to Calculate Area Using the Limit Process?
  • karush
  • · Replies 5 ·
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5
Integral- Without using integration technnique
  • Chipset3600
  • · Replies 6 ·
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6
Undergrad Finding Parametric Equations for Line: Perpendicular vs Parallel
  • coleko
  • · Replies 4 ·
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4
Graduate Flux in different coordinate systems
  • Wox
  • · Replies 3 ·
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3
Integral of $\sqrt{\frac{x^2+1}{x^2-1}}$
  • juantheron
  • · Replies 9 ·
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9
Undergrad Create 3d function with a set of points
  • CjStaal
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7
Graduate Partial differential problem in introductory tensor analysis
  • freddyfish
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2
Undergrad Why Does the Antiderivative Represent the Area Under a Curve?
  • Psyguy22
  • · Replies 2 ·
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2
What are the points of discontinuity for the function $f(x,y)$?
  • Dustinsfl
  • · Replies 1 ·
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1
Undergrad The Difference Quotient and Integral Calculus
  • Vodkacannon
  • · Replies 3 ·
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3
Graduate How would one do the following
  • praharmitra
  • · Replies 2 ·
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2
Natural log and trig function question
  • DeusAbscondus
  • · Replies 11 ·
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11
What is the Hessian method for determining concavity/convexity?
  • OhMyMarkov
  • · Replies 1 ·
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1
How Do You Calculate the Length of a Curve Using Integrals?
  • alane1994
  • · Replies 1 ·
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1
Undergrad Directional Derivative and Gradient Problem
  • aaron27
  • · Replies 7 ·
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7
Definite Integral: $\int_{0}^{\frac{\pi}{2}}\frac{\cos x}{(a+b\cos x)^2}dx$
  • juantheron
  • · Replies 2 ·
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2
Graduate Reformulation of the Radiative Transfer Equations
  • Somefantastik
  • · Replies 1 ·
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1
High School What are the units of a definite integral and its derivative?
  • AbsoluteZer0
  • · Replies 2 ·
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2
Lunar Gravity velocity on impact
  • karush
  • · Replies 3 ·
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3
High School Limits? changing and transformation
  • harjyot
  • · Replies 5 ·
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5
Graduate Solving the FTC (e^-x^2): Find p(x;y) as a Definite Integral
  • IsomaDan
  • · Replies 7 ·
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7
Graduate Infinte number of terms from a sequence in a sub-interval
  • led5v
  • · Replies 5 ·
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5
Is the Discontinuity in $\frac{\sin x}{x}$ at $x=0$ a Jump Type?
  • Dustinsfl
  • · Replies 1 ·
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1
Analyzing Discontinuities of $f(x,y)$
  • Dustinsfl
  • · Replies 1 ·
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1
Graduate Parametrization of a regular planar polygon with an arbitrary number of sides
  • epr2008
  • · Replies 6 ·
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6
What initial velocity is needed to reach the top of the Washington Monument?
  • karush
  • · Replies 6 ·
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6
Undergrad I don't understand how partial derivatives work exactly
  • platinumrice
  • · Replies 5 ·
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5
A Laplace Transform: Integral Calculation
  • chisigma
  • · Replies 1 ·
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1
Integrate $\frac{1}{\sqrt{(3-x)(x-4)}}$ to Get $-\pi$
  • Sherlock1
  • · Replies 15 ·
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15
Undergrad Why does this integral lead to zero, while the other does not.
  • FOIWATER
  • · Replies 4 ·
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4
Graduate Converting a DISPLACEMENT vector in Cartesian to Cylindrical Corrdinates
  • jasonpatel
  • · Replies 4 ·
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4
Graduate Calculating Volume Between Paraboloids and Cylinder
  • alexcc17
  • · Replies 6 ·
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6
Graduate Help de-cyphering brevity in a publication
  • the.drizzle
  • · Replies 2 ·
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2
Graduate Having a hard time understanding this
  • STEMucator
  • · Replies 3 ·
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3
Undergrad Can we simply truncate a Fourier series if it is divergent?
  • zetafunction
  • · Replies 2 ·
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2
Undergrad Equations of Infinity: Circle to Square
  • shivakumar06
  • · Replies 1 ·
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1
Undergrad What is the L'Hospital proof problem regarding limits at a point?
  • pk1234
  • · Replies 8 ·
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8