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527

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differential-equations nonlinear boundary-condition-at-infinity

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differential-equations finite-element-method

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How to code this iterative process?

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How to validate the solution of a system of integro-differential equations?

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numerical-integration

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1

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167

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NDSolve printing error message NDSolve::ndode [closed]

plotting

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1

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1

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147

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Help with plotting and improving code

plotting differential-equations

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How to simplify a very large expression?

simplifying-expressions

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54

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differential-equations warning-messages finite-element-method

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1

answer

115

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differential-equations eigenvalues

Dec 9 '19 at 4:20 Community♦ 1

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39 Questions

Issue with the NDSolve code

How to solve a system of PDEs with zip condition?

How to extract data from a contour plot to a text file?

Why does InverseLaplaceTranform give an incorrect solution?

Free Convective Heat Transfer of Non-Newtonian Power Law Fluids from a Vertical Plate

NDSolve Plotting issue

NDSolve::femcmsd: The spatial derivative order of the PDE may not exceed two

How to input Robin boundary conditions for nonstandard Laplace equation?

Stiff coupled system of ODE's

NDSolve::ntdvdae: Cannot solve to find an explicit formula for the derivatives

A system of ODE's with one less initial condition

ParametricNDSolveValue::ndsz

Power::infy: “Infinite expression 1/0. encountered” (ODE Solution using NDSolve)

Solving a coupled PDEs using FEM with Robin conditions

How to implement the finiteness condition for a PDE?

How to find a function from a series with non-numeric coefficients?

NIntegrate::inumr: “The integrand `E^(-0.9τ1) DiracDelta[t-τ1] v[t-τ1] x[t-τ1]` has evaluated to non-numerical values ”

How to code this iterative process?

General::ivar: is not a valid variable [duplicate]

Exporting data from a Plot3D

How to validate the solution of a system of integro-differential equations?

Equivalent of Maple `ShowSolution` command in Matematica [duplicate]

How to create a data table from an expression which take values from NDSolve?

How can I produce multiple column data for export?

PDE plotting assistance needed

NDSolve printing error message NDSolve::ndode [closed]

Help with plotting and improving code

How to simplify a very large expression?

InitializeBoundaryConditions::fembdnl: The dependent variable in the boundary condition needs to be linear [duplicate]

Plotting eigenvalues