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Questions Asked

UsukiDoll:
Group Title
Is it possible to find the equilibrium of these equations
Y= X…
 updated 2 days ago
 8 replies
 No Medals Yet
Mathematics

UsukiDoll:
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testing.
 updated 10 days ago
 8 replies
 No Medals Yet
Mathematics

UsukiDoll:
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Matlab:
% We are studying a population with juveniles J, youths Y and adults A;…
 updated 12 days ago
 6 replies
 No Medals Yet
Mathematics

UsukiDoll:
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What does it mean to have a dominant eigenvalue and a dominant eigenvector?
 updated 12 days ago
 26 replies
 1 Medal
Mathematics

UsukiDoll:
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I am at my witts end here! How did this became the eigenvector?
Any idea what row computations were used in this?
…
 updated 16 days ago
 52 replies
 1 Medal
Mathematics

UsukiDoll:
Group Title
How do I factor this equation?
 updated 19 days ago
 58 replies
 No Medals Yet
Mathematics

UsukiDoll:
Group Title
If I have a 2 x 2 matrix, how do I compute the Elasticity Matrix? Will draw matrix.
 updated 19 days ago
 26 replies
 No Medals Yet
Mathematics

UsukiDoll:
Group Title
% 1) Find the solution to the discrete model
% X_{t+1} = X_t +4Y_t
% Y_{t+1} = .5 X_t
…
 updated 21 days ago
 50 replies
 2 Medals
Mathematics

UsukiDoll:
Group Title
matlab  computing the eigenvalue, eigenvector, and the stability age structure.. Actually, I'm using matlab to compute the Leslie Matrices.…
 updated 21 days ago
 44 replies
 No Medals Yet
Mathematics

UsukiDoll:
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matlab stuff.
 updated one month ago
 35 replies
 2 Medals
Mathematics

UsukiDoll:
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quick question ... if I have the quadratic u^2au+b^2 and the quadratic formula is ax^2+bx+c would a = u^2 b=a and c = b^2?
 updated one month ago
 72 replies
 No Medals Yet
Mathematics

UsukiDoll:
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give me some derivatives ( product rule, chain rule, quotient rule, and the other stuff.) [no gateway!]
 updated one month ago
 49 replies
 2 Medals
Mathematics

UsukiDoll:
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graph f(x) = (8x)/(1+2x)
 updated one month ago
 59 replies
 1 Medal
Mathematics

UsukiDoll:
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find the derivative of
f(x) = bxe^{cx}
b and c are constants. weee
 updated one month ago
 28 replies
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Mathematics

UsukiDoll:
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draw a bifurcation diagram
x' = x^3x+lambda where lambda is a parameter.
 updated one month ago
 90 replies
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Mathematics

UsukiDoll:
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dx/dt=x(a^2x^2). There's two variables! ugh if x is a dependent variable and a is a varying parameter, how am I going to graph it on the x …
 updated one month ago
 8 replies
 1 Medal
Mathematics

UsukiDoll:
Group Title
dan, I love you
 updated one month ago
 221 replies
 5 Medals
Mathematics

UsukiDoll:
Group Title
What is the process of nondemensionalizing an equation? My attempt in in the link http://math.stackexchange.com/questions/1126313/whatisth…
 updated one month ago
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Mathematics

UsukiDoll:
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I am trying to introduce two parameters: initial condition x0 and time step h, so I tried to do what the example from the text file did, but…
 updated one month ago
 37 replies
 1 Medal
Mathematics

UsukiDoll:
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Anyone out there uses Matlab?!!! I need help with adding a parameter so the code can reproduce the number of days with the initial condition…
 updated one month ago
 1 reply
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Mathematics

UsukiDoll:
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First order ode... dr/dt=a/pbr/3p
 updated 2 months ago
 152 replies
 4 Medals
Mathematics

UsukiDoll:
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ode refresher and yes I know it's a separable one!
dy/dx=yy^2
 updated 2 months ago
 107 replies
 6 Medals
Mathematics

UsukiDoll:
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How to find a solution for the heat equation that satisfies the Boundary Conditions and the Initial Condition.
 updated 3 months ago
 69 replies
 1 Medal
Mathematics

UsukiDoll:
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How to find the inverse fourier transform for the heat equation. ???
 updated 3 months ago
 6 replies
 No Medals Yet
Mathematics

UsukiDoll:
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What is the fourth derivative of
…
 updated 3 months ago
 48 replies
 3 Medals
Mathematics

UsukiDoll:
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@dan815 are you there? I have a pde problem
 updated 4 months ago
 32 replies
 1 Medal
Mathematics

UsukiDoll:
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integration by parts problem see link... How do I tackle this since this is the only problem I have
Keep in mind we are integrating with re…
 updated 5 months ago
 22 replies
 2 Medals
Mathematics

UsukiDoll:
Group Title
quick question how do I change e^C to C for
$e^{lny}=e^{x+C}$
…
 updated 6 months ago
 47 replies
 8 Medals
Mathematics

UsukiDoll:
Group Title
http://math.stackexchange.com/questions/931921/findtheparticularsolutionofux2uy4uexysatisfyingthefollowings
 updated 6 months ago
 29 replies
 No Medals Yet
Mathematics

UsukiDoll:
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http://math.stackexchange.com/questions/930314/findasolutiongxthatsatisfiesthepdeux3uyu1
 updated 6 months ago
 7 replies
 No Medals Yet
Mathematics
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