Differential Equations

Advanced calculus topics from Diff EQ go here.
L
Differential Equations: Separable Equations: dy/dt=2y+1
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2
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3K
Dr.Peterson
Dr.Peterson
K
The 'Guessing Method' (Mathematical Model for a Simple Robot)
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1
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1K
HallsofIvy
H
G
Solving (simple?) differential eqn: (a - x)^2 - y t'(a) (1 - e^{-yt(a)}) = 0
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4
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2K
HallsofIvy
H
Z
Not sure what the problem is asking (21 exercises)
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9
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3K
elensimons
E
M
Is my solution to this physical problem correct? (hemispherical tank)
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0
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907
m2017
M
M
Simple IVP problem: (1 + x)y' = x−y, y(1) = 1/4
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9
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4K
m2017
M
V
p(x)y^n + q(x)y^w = c
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5
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1K
HallsofIvy
H
T
Numerical Handling of Nonlinear Differential Eqns: Reynolds Eqn for Fluid Lubrication
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0
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1K
ThomasD
T
E
rates of decay: how do i do dy/dx =x+y ?
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2
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2K
HallsofIvy
H
H
Galerkin Finite element for solving third order time dependent PDE into weak form
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2
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2K
Hooi
H
C
Solving differential hamiltonian equations
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0
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1K
christimelow
C
Pallad
I don't know if I solved this correctly?
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1
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1K
HallsofIvy
H
M
a system of differential equations with initial value problem.
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3
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2K
HallsofIvy
H
E
modeling w/ first order: 4 kg mass projected vertically upward w/ v_0 = 31 m/sec
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2
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3K
HallsofIvy
H
S
From weak to strong formulation: ∫Ω∇u∇v+∫Ω1u⋅v=∫Ω1v+∫Ωf⋅v
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0
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1K
Stonelord
S
J
1st- & 2nd-order differential eqns: ds/dt= u-gt, 60 d^2x/dt^2 + 500dx/dt + 900x = 0
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2
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3K
HallsofIvy
H
A
Find soln of PDE for given boundary conditions: (1/r)*∂/∂r(r*∂Φ/∂r) + ∂^2(Φ)/∂z^2...
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1
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2K
HallsofIvy
H
J
Autonomous ODE, determine initial value given limit[x->infty] y(x) = 15/2
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1
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2K
HallsofIvy
H
C
Nondimensionalising and solving nonhomogeneous heat equation
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2
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2K
ctrl.s
C
C
Solve T"(t) + [(pi a)/(L)]^2 T(t) = D sin(omega t) subject to T(0), T'(0) = 0
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1
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2K
HallsofIvy
H
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