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Unformatted text preview: 2 (b) 95 = 5 · 19 Since 19 ≡ 3 (mod 4), 95 cannot be expressed as a sum of two squares. 2 2. List your favorite topics from this course. 3. What topics discussed in this course were diﬃcult for you to learn? 1...
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This note was uploaded on 07/23/2008 for the course MATH 465 taught by Professor Yee during the Spring '08 term at Penn State.
 Spring '08
 YEE
 Number Theory, Integers

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