討論串[理工] 線代
共 120 篇文章
內容預覽:
Suppose that V and W are finite-dimensional vector space and that U is a subspace of V. Then there exists a linear transformation T from V to W such t
(還有48個字)
內容預覽:
2 T T. (detA) = det(A)*det(A) = det(A)*det(A ) = det(AA ) = det I = 1. => detA = ±1. detB = det[q1+q2 q2+q3 q3+q4 q4+q1] = det[q1+q2 q2+q3 q3-q1 q4+q1
(還有455個字)
內容預覽:
1. Suppose q1,q2,q3,q4 are orthonormal vectors in R^4.. Let A=[q1 q2 q3 q4], B=[q1+q2 q2+q3 q3+q4 q4+q1]. and C=[q2 q3 q4 q1]. Find all possible value
(還有474個字)
內容預覽:
1.Let W=span{(1,0,1),(0,1,0)} in R^3. ⊥. (a) find a basis for W. ⊥. (b)Show that vectors (1,0,1),(0,1,0) and the basis for W from part (a). form a bas
(還有97個字)
內容預覽:
Suppose that A, B are n*k, k*m matrices with linearly. independent columns, respectively. Let ABx = 0 for. x in F^m (F, a field). Because of linearly
(還有148個字)