Given a positive integer n, let a2,n a2,n–1 a3,n–2 a3,n–1 a3,n An = An-1,n аn-1,2 ап-1,n-2 аn-1,л-1 ... An,n-2 An,n-1 An,n An,1 An,2 whose a¡j entries with i+j < n are all equal to 0. Conjecture a formula for det(An) and prove it.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Given a positive integer n, let
a1,n
...
a2,n–1
a2,n
...
a3,n–2
аз,п—1
a3,n
..
An =
аn-1,2
ап-1,n-2 аn-1,n-1
An-1,n
...
an,1
An.2
An,n-2
An,n-1
An,n
...
whose aij
entries with i+j<n are all equal to 0. Conjecture a formula for det(A„) and prove
it.
Transcribed Image Text:Given a positive integer n, let a1,n ... a2,n–1 a2,n ... a3,n–2 аз,п—1 a3,n .. An = аn-1,2 ап-1,n-2 аn-1,n-1 An-1,n ... an,1 An.2 An,n-2 An,n-1 An,n ... whose aij entries with i+j<n are all equal to 0. Conjecture a formula for det(A„) and prove it.
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