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Differential Equations

Mixed approximation vs. full approximation for a power series expansion
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Undergrad Mixed approximation vs. full approximation for a power series expansion
Graduate Understanding Poles and Zeros in Complex Analysis
  • Ant farm
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Graduate Solve Laplace Transform: t^m = m!/s^m+1
  • catcherintherye
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Graduate Laplace Transform: Integral of x from 0 to ∞
  • catcherintherye
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2
Graduate Approaching Analysis: The Basics of Rudin's Text
  • mathmuncher
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4
Undergrad What Is Limits and Infinite Series ?
  • Lucretius
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9
Graduate Complex Polynomials and Minimal Values
  • moo5003
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Graduate Integral Analysis Using "Cauchy Residue Theorem
  • Mitra
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Undergrad Time derivatives where there's no explicit time dependence
  • Pythagorean
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Graduate Where Can I Find a Proof That e is a Transcendental Number?
  • sutupidmath
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Undergrad Range of Function D & R: Find the Answers
  • jayknight
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8
Graduate Can Borel sets be incomplete in Lebesgue measure?
  • redrzewski
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Graduate Does a Set with Empty Interior Have Measure Zero?
  • ak416
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6
Undergrad What is the purpose of the gradient vector in calculus?
  • kasse
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Undergrad Maclaurin series of the function
  • calculus66
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5
Graduate Evaluate Surface Integral f.n ds for Sphere x^2+y^2+z^2=a^2
  • anand
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Graduate Substitution rule for vectorial functions
  • Castilla
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Graduate Neeeeed helppppp for a question,, (not hw)
  • antibody
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4
High School Derivative of e^x=e^x, the derivative of e^2x doesn't equal e^2x
  • oridniv
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6
Undergrad Maclaurin Series and the general term
  • maccaman
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Graduate Two different results for the same integral
  • fredgarvin22
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High School Is self-teaching calculus a viable option?
  • relativelyslow
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Undergrad I don't understand this integral
  • jkh4
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8
Graduate Can delta function equality hold for m not equal to n?
  • alphaone
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High School How do you find the derivative of a polynomial?
  • theperthvan
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Graduate Curl of a Div of a Green's Function
  • pqnelson
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2
Undergrad Error in Textbook Series: Who is Right?
  • malawi_glenn
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Undergrad Help with formal definition of the limit of a function
  • j-lee00
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9
Graduate Efficient Conversion of Sums to Integrals: Tips and Tricks for Mathematicians
  • natski
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8
Undergrad Solving a Differential Equation Modeling Bacterial Growth
  • ranger
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21
Graduate Arcsin equation - getting results?
  • Sparky_
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Graduate Help Jitendra Attack a 3-D Coloring Problem
  • AlbertEinstein
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4
Graduate Can a Nonzero Function Have a Zero Integral Over Any Interval?
  • r4nd0m
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Undergrad What is the Power Series Expansion for f(2x)?
  • moo5003
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Undergrad My Puzzling Work on Differentiating a Fraction
  • snowJT
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Undergrad How do you take the derivative of -(t + 1)sin(\frac{t^2}{2})?
  • firefly_1
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3
High School Simplifying Basic Trig: Use Identities
  • FAT
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2
Graduate Proving the Closedness of the Boundary of a Subset in Rn
  • ayas
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3
Graduate Proving Surface Area Formula with Multiple Integrals
  • Semo727
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28
Graduate Complex Variables Derivation of arcsine derivative
  • Sparky_
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19
Graduate Proofs of big theorems of calculus
  • mathwonk
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6
Undergrad Finding Volume of Solid Rotated X-Axis
  • Cheapo2004
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1
Graduate Has anyone seen this problem before?
  • ZioX
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11
Graduate How to Prove the Dirac Delta Function as a Limit?
  • gvenkov
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4
Graduate Normalize Function: F(theta)=2*e(-theta)*sin(2*theta)
  • quick
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Graduate How does the inverse Laplace transform work in signal processing?
  • Swapnil
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3
Undergrad How to Express Region D in Polar Coordinates?
  • Swapnil
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2
Undergrad Nonlinear optimisation, equations solving, numerical libraries
  • lalbatros
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Undergrad What is the volume of a rotated region bounded by y=9-x^2, y=0, and x=0?
  • flash9286
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7
Undergrad Understanding Work in Lifting Heavy Objects
  • -EquinoX-
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11
Undergrad What are the various applications of limits in calculus?
  • pakmingki
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12
Graduate Hypergeometric transformations and identities
  • DavidSmith
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Undergrad For the love of God somebody save me
  • shwanky
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3
Undergrad Are these two lines intersecting?
  • totototo
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3
Graduate What are the solutions for e^z = 1 and e^z = 1 + i?
  • racland
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5
Graduate What is the Induction Proof for Convergence of a Non-Negative Sequence?
  • Sisyphus
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5
Graduate Switching Limit & Integral in Limits & Integrals
  • moo5003
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2
Undergrad Max of the absolute value of a polynomial
  • Sick0Fant
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3
High School What are good supplemental problem books for calculus?
  • pakmingki
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6
Graduate I have a problem and a solution here please let me know
  • shegiggles
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Undergrad Proving: 1+1/2!+1/3!...+1/n! < 2[1-(1/2)^n]
  • Bazman
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2
Graduate Sum of an infinitesimal variable
  • Repetit
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5
Graduate Calculus of Variations (Canonical equations)
  • ElDavidas
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3
Graduate Can someone me check something.
  • uart
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6
Graduate Absolute Convergence of z: \mathbb{N}^2 to \mathbb{C}
  • AKG
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9
Calculus Maniacs: Apostol vs Courant
  • karakoos23
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Graduate Help Solving Integral Inequality: f to 1/f
  • shegiggles
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Graduate Calculate Limit of (z/sin z)^(1/z^2) as z->0
  • zoki85
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Undergrad Calculating Area Using Integration
  • helpm3pl3ase
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21
Graduate Gravitational force between two object
  • -EquinoX-
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8
Graduate Can You Take the Inverse of an Integral in Complex Analysis?
  • moo5003
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3
Graduate Linear transformations between normed linear spaces
  • Ant farm
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1
Graduate How to Determine the Best Interpolation in Newton Forward Difference Method?
  • angel23
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5
Graduate Are There General Rules for Limits in Multivariable Real-Valued Functions?
  • Diophantus
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5
Graduate Why is $\vec{A}\cdot\nabla \neq \nabla\cdot\vec{A}$?
  • Swapnil
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7
Undergrad Multivariate and vector calculus
  • dynamics
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7
Graduate Commute of Limits and Integrals: Understanding the Relationship
  • moo5003
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1
Graduate What is the residue of exp(1/z) at z=0?
  • DrKareem
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6
Graduate Integrating the Complex Expression: 1/(√(1-x²) · arcsin(x))
  • Gib Z
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9
Graduate Simple Convergence: Does \sum\sin(x^n) Converge?
  • bomba923
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7
Graduate Integrating the Normal Distribution: Uncovering Gauss' Method
  • alba_ei
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10
Undergrad Calculating Work to Lift Satellite to Altitude
  • -EquinoX-
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13
Undergrad How to Determine the Equation of a Parabola with Given Points and Gradient?
  • Kafka
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3
Undergrad What is the volume of this tree using integral?
  • -EquinoX-
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11
Graduate How Do You Differentiate This Complex Logarithmic Function?
  • alba_ei
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5
Undergrad Finding Partial Derivatives of Equations
  • alba_ei
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2
Graduate Calculating the envelope of a sliding line
  • daniel_i_l
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8
Graduate Does such a function even exist?
  • Izzhov
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14
Graduate Function required to be integral - (measure theory?)
  • jbusc
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1
Undergrad How Does Numerov's Method Solve Differential Equations?
  • dynamics
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1
Undergrad Finding the Center of Mass Using Double Integrals
  • -EquinoX-
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8
Graduate Solve Expansion Problem with Vector Math
  • Jean-Louis
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4
High School What areas of math should you know before studying Calculus?
  • Holocene
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8
Graduate Continuity of Non-Fundamental Functions: A Theorem?
  • Werg22
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7
Undergrad How do I calculate the volume of this?
  • -EquinoX-
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5
Graduate Why Does My Equation Suggest e^(πi) Equals Zero?
  • jason17349
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5
Undergrad How do I integrate (x^2+a^2)^(-3/2)?
  • overseastar
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2
Undergrad Calculate Rate of Growth for Tangent of a Graph
  • disregardthat
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5
Undergrad How Does Gravity Change with Distance from Earth's Center?
  • Kyle M
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3
Undergrad Convexity/concavity and the function, Z = x²+y²
  • ross wils
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4
Graduate Decimal representation of real numbers
  • marcin w
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5