all The Set Er,, r₂ = r₁ r₂ E Q³ OF rational lattice points in R²² = {(x,y) = x₁ y ≤ R} is countable. True or false with proof.

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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The set Er, r₂
rational
: r₁₁ r₂EQ³ of all
lattice points in RR² = {(x₁y): x₁y≤ R}
or false with proof.
is countable. True
Transcribed Image Text:The set Er, r₂ rational : r₁₁ r₂EQ³ of all lattice points in RR² = {(x₁y): x₁y≤ R} or false with proof. is countable. True
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