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0 answers
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Normal Order of Distinct Prime Factor $\omega(n)$

Define $\omega(n)$ as number of distinct prime factors $n$ has, that is if $n=p_1^{a_1}... p_k^{a_k}$, then $\omega(n)=k$. It is commonly understood that normal order of $\omega(n)$ is $\log\log(n)$, ...
spicychicken's user avatar
3 votes
1 answer
95 views

Density of squares using large sieves

I am reading Serre's Lectures on the Mordell-Weil Theorem, where he specifically talks about a Large Sieve inequality and proceeds to give an example. Theorem. (Section 12.1) Let $K$ be a number ...
Batrachotoxin's user avatar
1 vote
0 answers
54 views

Large Sieve Inequality

I am currently delving into the Large Sieve Inequality, consulting Chapter 27 of Davenport's Multiplicative Number Theory. Having completed the chapter, I seek a deeper understanding of the practical ...
zero2infinity's user avatar
3 votes
1 answer
231 views

A general theorem concerning arithmetic functions

I am self-learning An Introduction to Sieve Methods and their Applications by Alina Carmen Cojocaru & M. Ram Murty. The authors left the proof of Proposition 9.1.1 as an exercise and I try to ...
Kevin's user avatar
  • 907
2 votes
0 answers
93 views

A general Sieve method

I am studying "Sieve Methods" by Halberstam and Richert and I'm kinda stuck. In chapter 2 "The Combinatorial Sieve", in the first chapter about a general Sieve method we want to ...
mike lolis's user avatar
0 votes
1 answer
83 views

Some Sieves problems

I'm currently reading some lectures notes on Sieves Problems and I stumbled across a couple of problems I'm not able to solve. Honestly, since this is my first time I'm reading on analytic number ...
Alessandro's user avatar
  • 1,344
0 votes
1 answer
27 views

Help needed in deducing an inequality in a lemma in the proof of linnik's theorem.

I have been reading Sieve theory from notes of Zeev Rudnick here:http://www.math.tau.ac.il/~rudnick/courses/sieves2015.html and I have a question on page 5 of lecture 14 here: http://www.math.tau.ac....
user avatar
0 votes
1 answer
58 views

2 questions in the proof of Brun Titchmarch Inequality

This question is from lecture 13 of the notes of Sieve Theory here:http://www.math.tau.ac.il/~rudnick/courses/sieves2015.html I have 2 questions in the proof of lemma 2.2 on page 3: Question 1 : I am ...
user avatar
1 vote
1 answer
57 views

2 questions in the theory of Counting Perfect Squares

I have been reading sieve theory from notes of zeev rudnick here :http://www.math.tau.ac.il/~rudnick/courses/sieves2015.html and in page 2 of lecture 16(http://www.math.tau.ac.il/~rudnick/courses/...
user avatar
0 votes
1 answer
90 views

Some questions in the proof of Analytic Large Sieve

I am learning about the analytic large sieve from the lecture notes here:http://www.math.tau.ac.il/~rudnick/courses/sieves2015.html . I have some question in lecture 15:http://www.math.tau.ac.il/~...
user avatar
0 votes
1 answer
59 views

Questions in proof of Arithmetic Large Sieve

I am studying Arithmetic Large Sieve from following notes of Zeev Rudnick:http://www.math.tau.ac.il/~rudnick/courses/sieves2015.html I have questions in lecture 14 here: http://www.math.tau.ac.il/~...
user avatar
0 votes
1 answer
129 views

A question in proof of Linnik's Theorem in Arithmetic Large Sieve

This question is from course notes in sieve theory and I am struck on this assertion in the proof of Linnik's theorem. Consider Page 4 of lecture 14 here: http://www.math.tau.ac.il/~rudnick/courses/...
user avatar
0 votes
0 answers
61 views

How to estimate S(z) in Arithmetic Large Sieve

This question is part of a proof in course in Sieve Theory( http://www.math.tau.ac.il/~rudnick/courses/sieves2015.html, precisely lecture 11 and 14)and I am not able to prove this particular ...
user avatar
3 votes
1 answer
190 views

Estimating reducible monic polynomials of degree n with integer coefficients of height of atmost N

This question is from my assignment in Sieve Theory and I am struck on it. I am following following notes on Sieve Theory: http://www.math.tau.ac.il/~rudnick/courses/sieves2015.html Question: For a ...
user avatar
3 votes
1 answer
82 views

Show that number of primes $p\leq x$ so that $2p+1$ is also a prime...

This question is from assignment 4 of the following sieve theory course: http://www.math.tau.ac.il/~rudnick/courses/sieves2015.html Question : Show that the number of primes $p\leq x$ so that $2p+1$ ...
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