6. Suppose that, instead of boundary conditions Eqs. (2) and (3), we have u(x, o, t) -f^(r), u(r, b, t)() 0<x<a, 0<t (2') u(0,y, t)-gi(v), u(a,y,t)-89(v) 0 <y<b, o<t (3) Show that the steady-state solution involves the potential equation, and indicate how to solve it. 6. Suppose that, instead of boundary conditions Eqs. (2) and (3), we have u(x, o, t) -f^(r), u(r, b, t)() 0
use Matlab y'=t, y0)=1, solution: y(t)=1+t/2 y' = 2(1 +1)y, y(0)=1, solution: y(t) = +24 v=5"y, y(0)=1, solution: y(t) = { y'=+/yº, y(0)=1, solution: y(t) = (31/4+1)1/3 For the IVPs above, make a log-log plot of the error of Runge-Kutta 4th order at t=1 as a function of h with h=0.1 x 2-k for 0 <k <5.
Let y: 1 + R2 be a regular parametrised curve which we write as y(t) = (v(t), v(t))" for some smooth maps u,v: 1 R. We assume furthermore that is never equal to zero on I. We define the surface of revolution Exy associated to y as (1) E = {r(t,0) = (v(t) cos(6), y(t) sin(0), v(0))?|tel, 0 € (0,27]} . Below, we consider the chart (U,r) obtained by taking U = I x (0,27), where the map r:U →...
y(t) =-=-= is the unit step output for the system ....... 0 ſo 2 31 [0] X = 0 6 5 x + u(t) 1 4 2 y = [1 2 0x :-2 0 0 0 +XI u(1) 0 -6 -1 y = [1 0 0]x; x(0) = 0 26 --- -0 O -3 0 0 -6 1 x+ (1) 0 0-5 y = [ 011]x; x(0) = 0 ed o LO 0 1 * = -12 -8 1 x...
Given that A = 54 0 LO 3 -2 3 0] 0 has eigenvalues 11 = –2 and 12 = 4 and 4] 1 a basis for Exy is 1-2 %. 1] Choose ALL the statement(s) that are ALWAYS TRUE. = -2 are O A is NOT diagonalizable since the algebraic multiplicity and the geometric multiplicity of x different. A is NOT diagonalizable since the algebraic multiplicity and the geometric multiplicity of 12 = 4 are different. O A is...
Problem 1: Let y()- r(t+2)-r(t+1)+r(t)-r(t-1)-u(t-1)-r(t-2)+r(t-3), where r(t) is the ramp function. a) plot y(t) b) plot y'() c) Plot y(2t-3) d) calculate the energy of y(t) note: r(t) = t for t 0 and 0 for t < 0 Problem 2: Let x(t)s u(t)-u(t-2) and y(t) = t[u(t)-u(t-1)] a) b) plot x(t) and y(t) evaluate graphically and plot z(t) = x(t) * y(t) Problem 3: An LTI system has the impulse response h(t) = 5e-tu(t)-16e-2tu(t) + 13e-3t u(t) The input...
Question 5 [3+(2+4) marks] (a) The matrix A has a repeated eigenvalue of 1 = 2. During the solution of the solution (A-21)X = 0, the augmented matrix below appears. Find a basis for the eigenspace for this eigenvalue. Ti 0 -2 07 lo o o lo To ooo (b) (i) Show that if T(x) is a linear transformation from R" to R", that T(0) is the zero vector. (i) Assume that T(u) = 0 only when u = 0....
(24%) Find the Fourier transform of the signals given below: 1) x() 4e U() x(t) = e-3,Cos(12m)U(t) 2) x(t) = 36(1 + 4) + 26(1) + 43(1-5) 3) x[n]=(0.7)"U(n) 4) (24%) Find the Fourier transform of the signals given below: 1) x() 4e U() x(t) = e-3,Cos(12m)U(t) 2) x(t) = 36(1 + 4) + 26(1) + 43(1-5) 3) x[n]=(0.7)"U(n) 4)
5s , y s-t to compute the (1 pt) In this problem we use the change of variables x integral(xy) dA, where R is the parallelogram formed by (0, 0), (5,1), (8, -2), and (3, -3) д(х, у) д(s,t) First find the magnitude of the Jacobian, ,b = Then, with a = and d с 3 b JRC+y) dA = ) dt ds =
1. Consider the equation xy" - 2y' + (2 - x)y = 0,x > 0. We can easily verify that y(x) = e* is a solution of the equation. Use reduction of order to determine the general solution of the equation.