Differential Equations

Advanced calculus topics from Diff EQ go here.
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Finding Complementary Fcn of ODE: (3 + t) x"(t) + (2 + t) x'(t) - x(t) = (3 + t)^2
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1
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2K
HallsofIvy
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P
Second order linear: 2 t^2 y" + (y')^3 = 2ty', t > 0
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2
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2K
HallsofIvy
H
V
Bernoulli differential equation: x'-t*x=x^(1/2), x=x(t)
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1
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2K
Valer
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V
First order ODE: (x+1)dy - (y+1)dx = (x+1)Sqrt(y+1)dx
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2
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2K
volkan
V
A
2nd Order Runge Kutta help: (dx^2) / (dt^2) =x(-w^2)
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1
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2K
HallsofIvy
H
M
Tank A contains 100 gal of solution in which is dissolved 20 lb of salt...
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1
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3K
HallsofIvy
H
R
General Solution of 2nd Order Nonhomogeneous using undetermined coefficients.
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3
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2K
HallsofIvy
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S
Ordinary Differential Equation solve using variable seperable method.
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1
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2K
Ishuda
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P
Homogenous linear DE with power series... value of constant?
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4
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2K
palex71
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J
Carrying capacity for a population (logistic deq)
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1
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1K
Ishuda
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C
Equation of a plane at point (2,-3): if f(x,y)=4x^2+5xy+2y^2, then...
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2
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2K
skaa
skaa
M
Solving a differential Equation in matrix form
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1
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3K
Mohi
M
Q
Given x ̇ ̇ ̇(t) = u(t) with x(0) = a,x ̇(0) = b,x ̈(0) = c, express x(t)
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1
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1K
Ishuda
I
A
need help solving (1)/(x) (dy)/(dx) = y e^(x^2) + 2 squareroot(y) e^(x^2)
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4
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3K
Ishuda
I
M
Substitution an Linearisation
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1
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1K
stapel
stapel
M
For: y1'= ay1 + ay2 and y2'= ay1 - y2: find values of a such that the critical.....
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4
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2K
mooker
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M
Differential Equation-Review Questions Initial Value Problems
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1
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2K
Deleted member 4993
D
M
solve the coupled system using eliminations: dx/dt = 2x + 2y, dy/dt = x + 3y
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2
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3K
stapel
stapel
M
solve the partially decoupled system; plot corresponding soln trajectory; calc. equil
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2
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2K
stapel
stapel
M
convert the second order differential equation x" t + 2x' t - 3x t = x into 1st order
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1
Views
2K
Deleted member 4993
D
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