(1 point) Show that the function f(x, y) = ux4 – 2x”y – 18x²y2 + vxy3...
Hw2 Q1 Show that the function f(z) = z2 + z is analytic. Also find its derivative. (Hint: check CR Equations for Analyticity, and then proceed finding the derivative as shown in video 8 by any of the two rules shown in video 7] Q2 Verify that the following functions are harmonic i. u = x2 - y2 + 2x - y. ii. v=e* cos y. Q3 Verify that the given function is harmonic, and find the harmonic conjugate function...
Show that a function w(x, y) = cos(2x + 2ct) satisfies wave equation.
A function u(x,y) is called harmonic if it satisfies Laplace's Equation: .Laplace's Equation is the driving force behind several types of physical models, including ideal fluid flow, electrostatic potentials, and steady-state distributions of heat in a conducting medium. Find TWO non-constant harmonic functions
a) Find the real part u(x,y) and imaginary part v(x,y) of f(2)= (1+2i )z? + (i – 1)2 +3 b) Verify if the above function is analytic c) Using Laplace's equation verify if the real part u(x,y) is harmonic.
Question Below are the graphs of f(x)= x²-3x²+1 and x² + y² = 2x²y2 a) Find the equation of the tangent line to the function (on left) at point (-1, f(-1)). 6) Calculate the slope of the tangent line to the function (on right) at point (1,1). 1- . 0,5 1 1.5 1 ST -1,8-1,694 -12 -1 -6.8-06-11-02 BIG 1 112 1,6 10
Q7 Prove the real valued function in x and y given by 1) and (ii) are harmonic. Find the corresponding harmonic conjugate function and hence construct the analytic function f(z) = u(x,y) +j v (x,y) 0v(x, y) = In(y2 + x2) + x + y, z = 0 (ii) u(x,y) = y2 – x2 + 16xy
Let W(x, y) be a harmonic function, and also let u(x, y) and v(x, y) be a harmonic conjugate pair. Show by hand that the composite function W(u(x, y), v(x, y)) is also harmonic. Let W(x, y) be a harmonic function, and also let u(x, y) and v(x, y) be a harmonic conjugate pair. Show by hand that the composite function W(u(x, y), v(x, y)) is also harmonic.
Problem 2. (15 points) a) Find the real part u(x,y) and imaginary part v(x,y) of f(z) = (1+2i)z+ (i – 1)2 +3 b) Verify if the above function is analytic c) Using Laplace's equation verify if the real part u(x,y) is harmonic.
The Laplacian and harmonic functions The quantity V-Vu-V2u, called the Laplacian of the function u, is particularly useful in applications. (a) For a function u(x, y, z), compute V Vu (c) A scalar valued function u is harmonic on a region D if V a all points of D. Compare this to Laplace's equation eu +Pn=0 and ψ" + ψ”=0. The Laplacian and harmonic functions The quantity V-Vu-V2u, called the Laplacian of the function u, is particularly useful in applications....
Find the absolute maximum and minimum of the function f(x,y)=2x? - 8x + y2 - 8y + 7 on the closed triangular plate bounded by the lines x = 0, y = 4, and y = 2x in the first quadrant. On the given domain, the function's absolute maximum is The function assumes this value at . (Type an ordered pair. Use a comma to separate answers as needed.) On the given domain, the function's absolute minimum is The function...