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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
Views
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
karush
DE 33 - Homogeneous first order ODEs, direction fields and integral curves
Replies
18
Views
296
MarkFL
MarkFL
karush
[SOLVED] 2.2.11 de of y'+y=5sin{2t}
Replies
3
Views
170
HallsofIvy
H
Julio
Solve the nonlinear system
Replies
1
Views
60
Janssens
J
Julio
Solutions of the ODEs - 2 first order linear equations
Replies
5
Views
60
Julio
Julio
A
How to solve this 2nd order linear ODE
Replies
2
Views
183
HallsofIvy
H
karush
DE 31 - First order homogeneous ODE
Replies
12
Views
120
karush
karush
karush
First order homogeneous ODE
Replies
8
Views
107
HallsofIvy
H
karush
DE 27 - Analysis of first order IVP
Replies
15
Views
134
karush
karush
karush
DE 26 - Solve first order IVP and determine where minimum of solution occurs
Replies
9
Views
62
MarkFL
MarkFL
karush
DE 2.2.25 IVP - Find solution and determine where maximum occurs
Replies
11
Views
206
karush
karush
karush
[SOLVED] B. 2.1.1.12 Find the general solution
Replies
6
Views
197
karush
karush
M
Numerical Methods: Second Order Runge-Kutta Scheme
Replies
1
Views
177
Prove It
P
caffeinemachine
Maximum value a function satisfying a differential equation can achieve.
Replies
1
Views
231
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
Replies
1
Views
1K
HallsofIvy
H
karush
[SOLVED] 324 Determine the values of r for which the given differential equation
Replies
4
Views
731
topsquark
topsquark
A
Rescaled Coordinates in a polynomial equation.
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0
Views
584
Alan
A
R
Solution to function with power greater than 4
Replies
1
Views
580
Cbarker1
C
karush
m30b Convert the differential equation
Replies
4
Views
704
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
897
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
843
karush
karush
J
Differential equation - distance needed to achieve target speed
Replies
2
Views
590
HallsofIvy
H
karush
[SOLVED] 30.1 - Convert a 2nd order homogeneous ODE into a system of first order ODEs
Replies
8
Views
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
859
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
995
HallsofIvy
H
karush
11.2 Initial value problem in explicit form.
Replies
7
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2K
HallsofIvy
H
karush
[SOLVED] 23 solve initial value problem
Replies
2
Views
1K
karush
karush
karush
31.6 Solve the initial value problem
Replies
2
Views
672
karush
karush
T
Projective Methods for Stiff Differential Equations
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0
Views
456
tm2019
T
karush
pe.7 write a system in the matrix form Y'=AY+G
Replies
2
Views
580
karush
karush
karush
7.1 x'=x+sin(t) solve de
Replies
3
Views
835
MarkFL
MarkFL
karush
29.1 give a system of fundamental solutions
Replies
5
Views
992
Ackbach
Ackbach
E
How to get a converging solution to a second-order PDE?
Replies
0
Views
390
enea19
E
karush
28.2 Solve the system y'={}Y
Replies
3
Views
631
topsquark
topsquark
D
Partial Differential Equation - solve with Matlab
Replies
0
Views
437
Dmitrij00000
D
S
Solving wave equation using Fourier Transform
Replies
1
Views
528
MathProfessor
M
Asawira Emaan
Orthogonal Trajectories
Replies
4
Views
903
Alan
A
karush
[SOLVED] 10.2 DE notation
Replies
12
Views
1K
karush
karush
A
Friedrich's problem.
Replies
3
Views
659
Alan
A
karush
2.1.21 Solve the initial value problem and find the critical value a0 exactly.
Replies
1
Views
716
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
719
karush
karush
A
solving homogeneous equation
Replies
1
Views
493
GJA
G
A
Solving Homogeneous Equation
Replies
1
Views
644
Country Boy
C
C
[SOLVED] Anti-derivatives of the periodic functions
Replies
1
Views
736
topsquark
topsquark
C
Wave Equation Question Part 2
Replies
2
Views
660
Country Boy
C
C
[SOLVED] Wave Equation Question Part 3
Replies
2
Views
525
Country Boy
C
C
Telegraph Equation Verification
Replies
1
Views
709
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
775
Country Boy
C
A
Differential Equations - Bernoulli equation
Replies
3
Views
560
ajkess1994
A
J
2nd order differential equation - equation of motion
Replies
3
Views
717
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
813
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
843
karush
karush
karush
[SOLVED] s1.2.4 Find the equilibrium solution y_e
Replies
3
Views
780
MarkFL
MarkFL
karush
[SOLVED] 1.2.2a initial value problem
Replies
2
Views
633
karush
karush
karush
2.1.1c Solve for the following initial value
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5
Views
888
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
721
topsquark
topsquark
karush
[SOLVED] 2.2.20 initial value and interval...trig substitution
Replies
4
Views
752
karush
karush
topsquark
Iterating an equation
Replies
4
Views
776
topsquark
topsquark
karush
[SOLVED] 2..2.18 initial value differentual eq with complete the square??
Replies
3
Views
729
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
1K
karush
karush
karush
[SOLVED] 2.2.12 (a) find initial value (b)plot and (c) interval
Replies
2
Views
450
karush
karush
karush
[SOLVED] de2.2.11 initial value, graph, intervals
Replies
5
Views
729
karush
karush
Dhamnekar Winod
differences in the solutions of DE system and its converted 2nd order Differential equation
Replies
2
Views
596
Dhamnekar Winod
Dhamnekar Winod
A
Partial differential equations problem - finding the general solution
Replies
2
Views
891
Another
A
P
Four assorted ODE questions
Replies
1
Views
788
Country Boy
C
H
Help: Differential equation Romeo & Juliet
Replies
4
Views
966
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
523
Joppy
J
mathmari
Existence and uniqueness of solution
Replies
4
Views
706
Klaas van Aarsen
Klaas van Aarsen
evinda
Equilibrium solutions
Replies
4
Views
673
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
867
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
988
Country Boy
C
evinda
Is it implied that the problem is well-defined?
Replies
5
Views
956
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
600
Opalg
Opalg
karush
[SOLVED] 3.1.1 find the general solution of the second order differential equation.
Replies
3
Views
725
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
899
Country Boy
C
M
Using Euler's Method to find the general solution to the diff. equation
Replies
1
Views
701
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
894
karush
karush
karush
2.1.13 ok this isn't uv'+u'v
Replies
4
Views
738
karush
karush
karush
[SOLVED] 2.1.10 ty' -y =t^2e^{-1} u(x)???
Replies
5
Views
812
Sudharaka
Sudharaka
karush
2.1.7 DE y'e -2ty =2te^(-t^2)
Replies
3
Views
756
tkhunny
T
karush
[SOLVED] 2.1.5 Find the general solution of the given differential equation
Replies
2
Views
681
karush
karush
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