(2) (a) Prove that there is a C1 map u: E → R2 defined in a neighborhood E C R2 of the point (1,0) such that (b) Find Du(x) for x є E. (c) Prove that there is a C map v G R2 defined in a neighborhood...
(2) (a) Prove that there is a C1 map u : E → R-defined in a neighborhood E c R2 of the point (1,0) such that (b) Find u'(x) for x E E (c) Prove that there is a Cl map : G → R2 defined in a neighborhood G C R2 of the point (1,0) such that for all y EG
(2) (a) Prove that there is a C1 map u : E → R-defined in a neighborhood E...
(2) (a) Prove that there is a C mapu ER2 defined in a neighborhood E C R2 of the point (1,0) such that (b) Find Du(x) for r E E (c) Prove that there is a C map v:GR2 defined in a neighborhood GCR2 of the point (1,0) such that e) for all y G
(2) (a) Prove that there is a C mapu ER2 defined in a neighborhood E C R2 of the point (1,0) such that (b) Find...
2. Let U C R2 be simply connected and let to E U. Let g: U(oR2 be irrotational and of class C1. Assume that there exists r >0 such that B(zo, r) C U and g=0. Let γ be a closed sinile polygonal arc with range in U \ {zo), let「be its range, and let V be the bounded connected component of R2 \ Г. (a) Assume that V C U \ [xo) and prove that g=0. (b) Assume that...
(9) Let E R" and let A E L(R"). Define a map f : R" -> R" by f (x) A,)v. Here (is the Euclidean inner product (a) Prove that f is a C1 map and find f'(x) (b) Prove that there exist two that f U V is a bijection on R" neighborhoods of the origin in R", U and V, such
(9) Let E R" and let A E L(R"). Define a map f : R" -> R"...
(8) Let E c R" and G C Rm be open. Suppose that f E -G and g:GR', so that h -gof:E R'. Prove that if f is differentiable at a point x E E and if g is differentiable at f(x) є G, then the partial derivatives Dh,(x) exist, for all , SO , . . . , n, and and J-: に1 The subscripts hi, 9i, k denote the coordinates of the functions h, g, f relative to...
4 Consider the sequence () defined by, (a) Using 2, find r2 and r3 and express the results as true rational numbers. (b) Use induction to show that if xi є Q, then xnE Q for all n є N. (c) Prove, using induction, that if 2 x1 3, then 2 xn 3 for all n є N by showing i) 2 < rn < 3 implies that n+13 ii 2 S n 5/2 implies that 2 n+ i) 5/2...
Let V = P1(R) and W = R2. Let B = (1,x) and y=((1,0), (0, 1)) be the standard ordered bases for V and W respectively. Define a linear map T:V + W by T(P(x)) = (p(0) – 2p(1), p(0) + p'(0)). (a) Let FEW* be defined by f(a,b) = a – 26. Compute T*(f). (b) Compute [T]y,ß and (T*]*,y* using the definition of the matrix of a linear transformation.
16, Let x: U R2-, R, where x(8, φ) (sin θ cos φ, sin θ sin φ, cos θ), be a parametrization of the unit sphere S2. Let and show that a new parametrization of the coordinate neighborhood x(U) = V can be given by y(u, (sech u cos e, sech u sin e, tanh u Prove that in the parametrization y the coefficients of the first fundamental form are Thus, y-1: V : S2 → R2 is a conformal...
(c) Let f : IR2 -R2 be given by f(x,)= (a1)2-y1, (-12) Let S, S' be the subsets of R2 as indicated in the picture below. Prove that f maps S onto S' (0,1) v-axis V=1 (2,1) (1,1) y =(x-1)2 у-ахis u 1 v=u-1 u-axis (1,0) (0,0) х-аxis (1,0)
(c) Let f : IR2 -R2 be given by f(x,)= (a1)2-y1, (-12) Let S, S' be the subsets of R2 as indicated in the picture below. Prove that f maps S...
please answer both a and b
Problem 2 (Eigenvalues and Eigenvectors). (a) If R2-R2 be defined by f(x,y) = (y,z), then find all the eigenvalues and eigenvectors of f Hint: Use the matrix representation. (b) Let U be a vector subspace (U o, V) of a finite dimensional vector space V. Show that there exists a linear transformation V V such that U is not an invariant subspace of f. Hence, or otherwise, show that: a vector subspace U-o or...