Proofs in LA
Across
- 5. Any arbitrary output element can be met with some input
- 6. Count vectors in basis
- 7. The columns are the images of the standard basis vectors
- 9. Count pivots in RREF
- 11. Are 0 and u+cv an element still?
- 13. Show that the only vector sum that equals 0 has all zero coefficients
- 16. T(av+b) = aT(v)+T(b)?
- 17. Set vector sum to 0 and take its span
Down
- 1. Only T(0) = 0?
- 2. Find the kernel of a matrix - eigenvalues
- 3. Show if a list of eigenvectors is a basis
- 4. Diagonal of upper triangular matrix
- 8. Put identity matrix in the augmented column and move to other side
- 10. Coefficients for sum of vectors
- 12. List of columns that have pivots when in RREF
- 14. Count free variables in RREF
- 15. Show lin. indep. and that the vector space is in its span