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Differential Equations

Ordinary and Partial Differential Equations, Linear and Nonlinear; also Integral and Integro-Differential Equations
Ackbach
  • Sticky
Solving Rational ODE's of the form (ax+by+c) dx+(ex+fy+g) dy=0.
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0
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3K
Ackbach
Ackbach
Ackbach
  • Sticky
Bessel Functions Cheat Sheet
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0
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8K
Ackbach
Ackbach
Ackbach
  • Sticky
Stürm-Liouville Problem Cheat Sheet
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0
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7K
Ackbach
Ackbach
Chris L T521
  • Locked
  • Sticky
DE Tutorial - Chapter 1: The Basics of Ordinary Differential Equations
Replies
1
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11K
Chris L T521
Chris L T521
Chris L T521
  • Sticky
Status of DE Tutorial
Replies
4
Views
9K
MarkFL
MarkFL
A
I have hyperbolic PDE and I want the numerical solution using lax wendroff method
Replies
0
Views
37
aeropop15
A
Julio
Solutions of the ODEs - 2 first order linear equations
Replies
6
Views
95
Country Boy
C
karush
DE 33 - Homogeneous first order ODEs, direction fields and integral curves
Replies
18
Views
497
MarkFL
MarkFL
karush
[SOLVED] 2.2.11 de of y'+y=5sin{2t}
Replies
3
Views
194
HallsofIvy
H
Julio
Solve the nonlinear system
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1
Views
80
Janssens
J
A
How to solve this 2nd order linear ODE
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2
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205
HallsofIvy
H
karush
DE 31 - First order homogeneous ODE
Replies
12
Views
138
karush
karush
karush
First order homogeneous ODE
Replies
8
Views
128
HallsofIvy
H
karush
DE 27 - Analysis of first order IVP
Replies
15
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156
karush
karush
karush
DE 26 - Solve first order IVP and determine where minimum of solution occurs
Replies
9
Views
81
MarkFL
MarkFL
karush
DE 2.2.25 IVP - Find solution and determine where maximum occurs
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11
Views
233
karush
karush
karush
[SOLVED] B. 2.1.1.12 Find the general solution
Replies
6
Views
215
karush
karush
M
Numerical Methods: Second Order Runge-Kutta Scheme
Replies
1
Views
191
Prove It
P
caffeinemachine
Maximum value a function satisfying a differential equation can achieve.
Replies
1
Views
246
Klaas van Aarsen
Klaas van Aarsen
G
Laplace / inverse laplace transform
Replies
3
Views
1K
HallsofIvy
H
karush
28.1 Find the general solution to the system of differential equations
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1
Views
1K
HallsofIvy
H
karush
[SOLVED] 324 Determine the values of r for which the given differential equation
Replies
4
Views
745
topsquark
topsquark
A
Rescaled Coordinates in a polynomial equation.
Replies
0
Views
599
Alan
A
R
Solution to function with power greater than 4
Replies
1
Views
591
Cbarker1
C
karush
m30b Convert the differential equation
Replies
4
Views
717
HallsofIvy
H
Dhamnekar Winod
Solving 1st order non-linear ODE
Replies
4
Views
1K
HallsofIvy
H
karush
16.1 Find the general solution to the system of differential equations
Replies
2
Views
912
HallsofIvy
H
karush
[SOLVED] 7.1 transform the given equation into a system of first order equation u''+0.5u'+2u=0
Replies
2
Views
859
karush
karush
J
Differential equation - distance needed to achieve target speed
Replies
2
Views
608
HallsofIvy
H
karush
[SOLVED] 30.1 - Convert a 2nd order homogeneous ODE into a system of first order ODEs
Replies
8
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3K
HallsofIvy
H
karush
[SOLVED] 5.5 Solve the matrix equation AX=B to find x and y
Replies
4
Views
2K
karush
karush
karush
[SOLVED] 29.1 Find a general solution to the system of differential equations
Replies
4
Views
871
karush
karush
karush
[SOLVED] m30 - 2nd order linear homogeneous ODE solve using Wronskian
Replies
12
Views
1K
HallsofIvy
H
karush
3.1.11 find the solution of the given initial value problem:
Replies
4
Views
1K
HallsofIvy
H
karush
11.2 Initial value problem in explicit form.
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7
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2K
HallsofIvy
H
karush
[SOLVED] 23 solve initial value problem
Replies
2
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1K
karush
karush
karush
31.6 Solve the initial value problem
Replies
2
Views
686
karush
karush
T
Projective Methods for Stiff Differential Equations
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0
Views
470
tm2019
T
karush
pe.7 write a system in the matrix form Y'=AY+G
Replies
2
Views
595
karush
karush
karush
7.1 x'=x+sin(t) solve de
Replies
3
Views
849
MarkFL
MarkFL
karush
29.1 give a system of fundamental solutions
Replies
5
Views
1K
Ackbach
Ackbach
E
How to get a converging solution to a second-order PDE?
Replies
0
Views
402
enea19
E
karush
28.2 Solve the system y'={}Y
Replies
3
Views
644
topsquark
topsquark
D
Partial Differential Equation - solve with Matlab
Replies
0
Views
455
Dmitrij00000
D
S
Solving wave equation using Fourier Transform
Replies
1
Views
540
MathProfessor
M
Asawira Emaan
Orthogonal Trajectories
Replies
4
Views
914
Alan
A
karush
[SOLVED] 10.2 DE notation
Replies
12
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1K
karush
karush
A
Friedrich's problem.
Replies
3
Views
671
Alan
A
karush
2.1.21 Solve the initial value problem and find the critical value a0 exactly.
Replies
1
Views
731
Country Boy
C
karush
[SOLVED] 2.1.9 Find the general solution of the given differential equation
Replies
7
Views
1K
karush
karush
karush
[SOLVED] de1.3.19 Determine the values of r for DE
Replies
4
Views
732
karush
karush
A
solving homogeneous equation
Replies
1
Views
507
GJA
G
A
Solving Homogeneous Equation
Replies
1
Views
653
Country Boy
C
C
[SOLVED] Anti-derivatives of the periodic functions
Replies
1
Views
752
topsquark
topsquark
C
Wave Equation Question Part 2
Replies
2
Views
673
Country Boy
C
C
[SOLVED] Wave Equation Question Part 3
Replies
2
Views
537
Country Boy
C
C
Telegraph Equation Verification
Replies
1
Views
722
GJA
G
C
[SOLVED] Wave Equation Question
Replies
11
Views
1K
Klaas van Aarsen
Klaas van Aarsen
Dhamnekar Winod
Euler equations having double roots as a solution
Replies
3
Views
788
Country Boy
C
A
Differential Equations - Bernoulli equation
Replies
3
Views
577
ajkess1994
A
J
2nd order differential equation - equation of motion
Replies
3
Views
737
Country Boy
C
karush
Euler’s Method y'+2y=2-e^(-4t) y(0)-1
Replies
5
Views
1K
MarkFL
MarkFL
karush
[SOLVED] find the general solution for y'+2y=2-e^(-4t), y(0)=1
Replies
7
Views
1K
karush
karush
Dhamnekar Winod
Difficult first order linear differential equation
Replies
3
Views
828
karush
karush
karush
[SOLVED] 2.7.15 Euler's Method
Replies
11
Views
2K
skeeter
skeeter
karush
[SOLVED] 2.7.2 Euler's method
Replies
4
Views
861
karush
karush
karush
[SOLVED] s1.2.4 Find the equilibrium solution y_e
Replies
3
Views
790
MarkFL
MarkFL
karush
[SOLVED] 1.2.2a initial value problem
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2
Views
647
karush
karush
karush
2.1.1c Solve for the following initial value
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5
Views
903
topsquark
topsquark
karush
[SOLVED] 1.1.2 initial value problem
Replies
7
Views
1K
topsquark
topsquark
karush
2.4.1 find interval
Replies
4
Views
733
topsquark
topsquark
karush
[SOLVED] 2.2.20 initial value and interval...trig substitution
Replies
4
Views
769
karush
karush
topsquark
Iterating an equation
Replies
4
Views
788
topsquark
topsquark
karush
[SOLVED] 2..2.18 initial value differentual eq with complete the square??
Replies
3
Views
742
skeeter
skeeter
karush
2.2.16 (a) intial value (b) interval
Replies
9
Views
1K
Country Boy
C
karush
[SOLVED] de2.2.12 dr/dθ = r^2/θ, r(1) = 2 IVP, graph, interval
Replies
8
Views
2K
karush
karush
karush
[SOLVED] 2.2.12 (a) find initial value (b)plot and (c) interval
Replies
2
Views
463
karush
karush
karush
[SOLVED] de2.2.11 initial value, graph, intervals
Replies
5
Views
744
karush
karush
Dhamnekar Winod
differences in the solutions of DE system and its converted 2nd order Differential equation
Replies
2
Views
610
Dhamnekar Winod
Dhamnekar Winod
A
Partial differential equations problem - finding the general solution
Replies
2
Views
903
Another
A
P
Four assorted ODE questions
Replies
1
Views
797
Country Boy
C
H
Help: Differential equation Romeo & Juliet
Replies
4
Views
978
helpmath
H
karush
[SOLVED] 2.1.6 Another DE went off the rails
Replies
7
Views
1K
karush
karush
W
Rearranging equation
Replies
1
Views
534
Joppy
J
mathmari
Existence and uniqueness of solution
Replies
4
Views
720
Klaas van Aarsen
Klaas van Aarsen
evinda
Equilibrium solutions
Replies
4
Views
684
Klaas van Aarsen
Klaas van Aarsen
evinda
[SOLVED] Shock wave
Replies
6
Views
1K
evinda
evinda
evinda
Is this the desired bounded set of the wave equation?
Replies
8
Views
878
evinda
evinda
evinda
Find formula for solution heat equation
2
Replies
28
Views
2K
evinda
evinda
evinda
Solve Laplace equation on unit disk
2
Replies
33
Views
3K
Klaas van Aarsen
Klaas van Aarsen
karush
[SOLVED] 1.3.15 find r in e^{rt}
Replies
5
Views
1K
Country Boy
C
evinda
Is it implied that the problem is well-defined?
Replies
5
Views
970
Janssens
J
R
Differential equation with a matrix
Replies
5
Views
1K
Country Boy
C
karush
[SOLVED] 3.1.9 Find the solution of the given initial value problem.
Replies
1
Views
615
Opalg
Opalg
karush
[SOLVED] 3.1.1 find the general solution of the second order differential equation.
Replies
3
Views
737
topsquark
topsquark
karush
de1.2.1 Solve the following initial value problem
Replies
7
Views
1K
MarkFL
MarkFL
karush
[SOLVED] 2.1.17 find the solution of the given initial value problem
Replies
10
Views
1K
karush
karush
karush
[SOLVED] 2.3.2 Show that y=\phi(x)=(1-x^2)^{-1} is a solution of the initial value problem
Replies
6
Views
909
Country Boy
C
M
Using Euler's Method to find the general solution to the diff. equation
Replies
1
Views
713
Country Boy
C
karush
[SOLVED] 2.1.14 y'+2y=te^{-2t}, y(1)=0
Replies
9
Views
2K
karush
karush
karush
[SOLVED] 2.2.1 separable equations
Replies
10
Views
2K
karush
karush
karush
[SOLVED] 2.2.2 y'=(x^2)/y(1+x^3) Separable Equations
Replies
5
Views
911
karush
karush
karush
2.1.13 ok this isn't uv'+u'v
Replies
4
Views
755
karush
karush
karush
[SOLVED] 2.1.10 ty' -y =t^2e^{-1} u(x)???
Replies
5
Views
827
Sudharaka
Sudharaka
karush
2.1.7 DE y'e -2ty =2te^(-t^2)
Replies
3
Views
770
tkhunny
T
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