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2. (Sturm-Liouville Theory) Consider the following linear homogeneous second-order differential e...
1. Consider the non-Sturm-Liouville differential equation Multiply this equation by H(x). Determi...
#2 ONLY PLEASE
1. Consider the non-Sturm-Liouville differential equation Multiply this equation by H(x). Determine H(x) such that the equation may be reduced to the standard Sturm-Liouville form: do Given a(z), 3(2), and 7(2), what are p(x), σ(x), and q(x) 2. Consider the eigenvalue problem (a) Use the result from the previous problem to put this in Sturm-Liouville form (b) Using the Rayleigh quotient, show that λ > 0. (c) Solve this equation subject to the boundary conditions and determine...
3. (10 Points, part III) Consider the Sturm-Liouville differential equation where the coefficients p(z), q(z), and...
3. (10 Points, part III) Consider the Sturm-Liouville differential equation where the coefficients p(z), q(z), and σ(z) are real and continous on la, b , and p(2) and σ(z) are strictly positive for all a,b (a) Derive the Rayleigh quotient λ from (2). b) What does this quotient describe? Give two examples of applications for this formula. (c) what are the neces,ary conditions for λ > 0 to be satisfied? (d) Recall that the minimum value of the Rayleigh quotient...
Consider the following statements. (i) Given a second-order linear ODE, the method of variation of parameters...
Consider the following statements.
(i) Given a second-order linear ODE, the method of variation of
parameters gives a particular solution in terms of an integral
provided y1 and y2 can be
found.
(ii) The Laplace Transform is an integral transform that turns
the problem of solving constant coefficient ODEs into an algebraic
problem. This transform is particularly useful when it comes to
studying problems arising in applications where the forcing
function in the ODE is piece-wise continuous but not necessarily...
You are told that a certain second order, linear, constant coefficient, homogeneous ode has the s...
You are told that a certain second order, linear, constant
coefficient, homogeneous ode has the solutions
y1(x) = e^γx cos ωx, and y2(x) = e^γx sin ωx,
where γ and ω are real-valued parameters and −∞ < x <
∞.
4. You are told that a certain second order, linear, constant coefficient, homogeneous ODE has the solutions where γ and w are real-valued parameters and-oo < x < oo. (a) Compute the Wronskian for this set of solutions. (b) Using...
Exercise 5.27 Suppose and 2t) are solutions of a linear homogeneous system A (t)x with a coeffici...
Exercise 5.27 Suppose and 2t) are solutions of a linear homogeneous system A (t)x with a coefficient matrix A(t) that is continuous on an interval a < t < β. Prove that the determinant s() -det( 3) (t) 2 is either never equal to 0 for α < t < β or else it is identically (i.e., alu ays) equal to 0 on α < t < β. (Hint: by direct calculation show the determinant satisfies the first order, linear...
Consider the following second order PDE Uit – 9Uxx = 0, 0<x< < t > 0,...
Consider the following second order PDE Uit – 9Uxx = 0, 0<x< < t > 0, (A) and the following boundary value/initial conditions: Ux(t,0) = uſt, 5) = 0, t>0, u(0, x) = 44(0, x) = 4 cos’ x, 0<x< (BC) (IC) for the function u= u(t, x). a. (5 points) Find ordinary differential equations for functions T = T(t) and X = X(x) such that the function u(t, x) = T(t)X(x) satisfies the PDE (A). b. (5 points) Find...
6. Consider the eigenvalue problem 1 < x < 2, y(1) = 0, y(2) = 0. (a) Write the problem in Sturm-Liouville form,...
6. Consider the eigenvalue problem 1 < x < 2, y(1) = 0, y(2) = 0. (a) Write the problem in Sturm-Liouville form, identifying p, q, and w. (b) Is the problem regular? Explain |(c) Is the operator S symmetric? Explain. (d) Find all eigenvalues and eigenfunctions. Discuss in light of Theorem 4.3 (e) Find the orthogonal expansion of f(x) = ln x, 1 < x < 2, in terms of these eigenfunctions. (f) Find the smallest N such that...
2. a) (7 pnts) Solve the second order homogeneous linear differential equation y" - y =...
2. a) (7 pnts) Solve the second order homogeneous linear differential equation y" - y = 0. b) (6 pnts) Without any solving, explain how would you change the above differential equation so that the general solution to the homogeneous equation will become c cos x + C sinx. c) (7 pnts) Solve the second order linear differential equation y" - y = 3e2x by using Variation of Parameters. 5. a) (7 pnts) Determine the general solution to the system...
Please answer a. - e. You are given a homogeneous system of first-order linear differential equations...
Please answer a. - e.
You are given a homogeneous system of first-order linear differential equations and two vector- valued functions, x(1) and x(2). <=(3 – )x;x") = (*), * x(2) (*)+-0) a. Show that the given functions are solutions of the given system of differential equations. b. Show that x = C1X(1) + czx(2) is also a solution of the given system for any values of cı and c2. c. Show that the given functions form a fundamental set...
This is the question: 42 CHAPTER 2. BASICS Example 2.15 We consider the one-dimensional Sturm-Liouville eigenvalue...
This is the question:
42 CHAPTER 2. BASICS Example 2.15 We consider the one-dimensional Sturm-Liouville eigenvalue problem (2.24) - u"(x) = \u()0<<<, (0) = u(T) = 0, that models the vibration of a homogeneous string of length that is fired at both ends. The eigenvalues and eigenvectors or eigenfunctions of (2.24) are x = k?, ux() = sin ka, KEN Let u" denote the approximation of an (eigen)function u at the grid point Ii, uiuti), Di=ih, 0<i<n +1, h =...
#2 ONLY PLEASE
1. Consider the non-Sturm-Liouville differential equation Multiply this equation by H(x). Determine H(x) such that the equation may be reduced to the standard Sturm-Liouville form: do Given a(z), 3(2), and 7(2), what are p(x), σ(x), and q(x) 2. Consider the eigenvalue problem (a) Use the result from the previous problem to put this in Sturm-Liouville form (b) Using the Rayleigh quotient, show that λ > 0. (c) Solve this equation subject to the boundary conditions and determine...
3. (10 Points, part III) Consider the Sturm-Liouville differential equation where the coefficients p(z), q(z), and σ(z) are real and continous on la, b , and p(2) and σ(z) are strictly positive for all a,b (a) Derive the Rayleigh quotient λ from (2). b) What does this quotient describe? Give two examples of applications for this formula. (c) what are the neces,ary conditions for λ > 0 to be satisfied? (d) Recall that the minimum value of the Rayleigh quotient...
Consider the following statements.
(i) Given a second-order linear ODE, the method of variation of
parameters gives a particular solution in terms of an integral
provided y1 and y2 can be
found.
(ii) The Laplace Transform is an integral transform that turns
the problem of solving constant coefficient ODEs into an algebraic
problem. This transform is particularly useful when it comes to
studying problems arising in applications where the forcing
function in the ODE is piece-wise continuous but not necessarily...
You are told that a certain second order, linear, constant
coefficient, homogeneous ode has the solutions
y1(x) = e^γx cos ωx, and y2(x) = e^γx sin ωx,
where γ and ω are real-valued parameters and −∞ < x <
∞.
4. You are told that a certain second order, linear, constant coefficient, homogeneous ODE has the solutions where γ and w are real-valued parameters and-oo < x < oo. (a) Compute the Wronskian for this set of solutions. (b) Using...
Exercise 5.27 Suppose and 2t) are solutions of a linear homogeneous system A (t)x with a coefficient matrix A(t) that is continuous on an interval a < t < β. Prove that the determinant s() -det( 3) (t) 2 is either never equal to 0 for α < t < β or else it is identically (i.e., alu ays) equal to 0 on α < t < β. (Hint: by direct calculation show the determinant satisfies the first order, linear...
Consider the following second order PDE Uit – 9Uxx = 0, 0<x< < t > 0, (A) and the following boundary value/initial conditions: Ux(t,0) = uſt, 5) = 0, t>0, u(0, x) = 44(0, x) = 4 cos’ x, 0<x< (BC) (IC) for the function u= u(t, x). a. (5 points) Find ordinary differential equations for functions T = T(t) and X = X(x) such that the function u(t, x) = T(t)X(x) satisfies the PDE (A). b. (5 points) Find...
6. Consider the eigenvalue problem 1 < x < 2, y(1) = 0, y(2) = 0. (a) Write the problem in Sturm-Liouville form, identifying p, q, and w. (b) Is the problem regular? Explain |(c) Is the operator S symmetric? Explain. (d) Find all eigenvalues and eigenfunctions. Discuss in light of Theorem 4.3 (e) Find the orthogonal expansion of f(x) = ln x, 1 < x < 2, in terms of these eigenfunctions. (f) Find the smallest N such that...
2. a) (7 pnts) Solve the second order homogeneous linear differential equation y" - y = 0. b) (6 pnts) Without any solving, explain how would you change the above differential equation so that the general solution to the homogeneous equation will become c cos x + C sinx. c) (7 pnts) Solve the second order linear differential equation y" - y = 3e2x by using Variation of Parameters. 5. a) (7 pnts) Determine the general solution to the system...
Please answer a. - e.
You are given a homogeneous system of first-order linear differential equations and two vector- valued functions, x(1) and x(2). <=(3 – )x;x") = (*), * x(2) (*)+-0) a. Show that the given functions are solutions of the given system of differential equations. b. Show that x = C1X(1) + czx(2) is also a solution of the given system for any values of cı and c2. c. Show that the given functions form a fundamental set...
This is the question:
42 CHAPTER 2. BASICS Example 2.15 We consider the one-dimensional Sturm-Liouville eigenvalue problem (2.24) - u"(x) = \u()0<<<, (0) = u(T) = 0, that models the vibration of a homogeneous string of length that is fired at both ends. The eigenvalues and eigenvectors or eigenfunctions of (2.24) are x = k?, ux() = sin ka, KEN Let u" denote the approximation of an (eigen)function u at the grid point Ii, uiuti), Di=ih, 0<i<n +1, h =...
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