Show that the given matrix is nilpotent, and then use this fact to find the matrix exponential eAt. A= −9 9 −1 −9 9 1 0 0 0
Show that the given matrix is nilpotent, and then use this fact to find the matrix exponential eAt. A= −9 9 −1 −9 9 1 0 0 0
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.6: Matrices
Problem 27E: A square matrix A=[aij]n with aij=0 for all ij is called upper triangular. Prove or disprove each of...
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Question
Show that the given matrix is nilpotent, and then use this fact to find the matrix exponential
eAt.
A=
−9 | 9 | −1 | ||
−9 | 9 | 1 | ||
0 | 0 | 0 |
A nilpotent matrix is a matrix A such that
equals
for some positive integer n. The smallest such n for which this holds for the given matrix is
▼
Upper A Superscript nAn
left parenthesis AA Superscript Upper T Baseline right parenthesis Superscript nAATn
left parenthesis Upper A plus Upper I right parenthesis Superscript n(A+I)n
left parenthesis Upper A minus Upper I right parenthesis Superscript n(A−I)n
▼
the identity matrix
itself
its own transpose
the zero matrix
n=enter your response here,
for which the resulting matrix is
enter your response here.
(Use integers or fractions for any numbers in the expressions.)
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