Show that the solution (if exists) is unique:

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter5: Rings, Integral Domains, And Fields
Section5.4: Ordered Integral Domains
Problem 8E: If x and y are elements of an ordered integral domain D, prove the following inequalities. a....
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Show that the solution (if exists) is unique:
{
on {x² + 4y? < 1}
u(x, y) = x + 2y + y² – 4xy² – 8y on {r² + 4y² = 1}
Δυ:
= 6x + 4y+2
|
(Hint: use maximum principle.)
Transcribed Image Text:Show that the solution (if exists) is unique: { on {x² + 4y? < 1} u(x, y) = x + 2y + y² – 4xy² – 8y on {r² + 4y² = 1} Δυ: = 6x + 4y+2 | (Hint: use maximum principle.)
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