The standard basis for[img=22x19]1803b6ab884114f.png[/img]is an orthonormal basis.
举一反三
- If Vis a subspace of[img=22x19]1803b6a69db62a6.png[/img], then the coordinate vector of any vector in V relative to a basis also in[img=22x19]1803b6a69db62a6.png[/img].
- What is the number of basis functions in a minimal basis set for [img=33x22]1803bd5a4e6dc8a.png[/img]? A: 7 B: 8 C: 9 D: 10
- Which of the following statement is false? A: Ais an[img=49x19]1803b6abf33899a.png[/img]matrix.[img=66x23]1803b6abfb9f77f.png[/img]is a QR factorization ofA. The columns ofQform an orthonormal basis for the column space ofA. B: If A=QR, where Q has orthonormal columns, then[img=79x27]1803b6ac036f846.png[/img] C: Ahas a QR factorization, then A must be a square matrix. D: Any matrix can have a QR factorization. E: If a matrix A has a QR factorization, then the ranks of A and Q are the same.
- 10. BASIS: This was used as the basis. A: answer B: place to take a rest C: next step D: main part
- (6) What are basis of society?