Difference between revisions of "Olympiad books"

(A)
(7 intermediate revisions by 4 users not shown)
Line 1: Line 1:
 
Here is a list of '''Olympiad Books''' that have Olympiad-level problems used to train students for future [[mathematics]] competitions.
 
Here is a list of '''Olympiad Books''' that have Olympiad-level problems used to train students for future [[mathematics]] competitions.
  
You can discuss [http://www.artofproblemsolving.com/Forum/viewtopic.php?t=405377 here] about these books or request new books. Let's categorize books into '''Theory''' books, '''Problem''' books, and '''Both''' books.
+
You can discuss [https://artofproblemsolving.com/community/c142h405377 here] about these books or request new books. Let's categorize books into '''Theory''' books, '''Problem''' books, and '''Both''' books.
  
 
==Algebra==
 
==Algebra==
Line 20: Line 20:
  
 
===Polynomials===
 
===Polynomials===
* [https://www.academia.edu/101938068/The_Olympiad_Algebra_Book_Vol_I_1220_Polynomials_and_Trigonometry_Problems The Olympiad Algebra Book (Vol I): 1220 Polynomials & Trigonometry Problems] by '''Amir Parvardi'''.  
+
* [https://www.academia.edu/101938068/The_Olympiad_Algebra_Book_Vol_I_Complementary_1220_Polynomials_and_Trigonometry_Problems_407_Review_Problems Olympiad Algebra Book (Vol I): 1220 Polynomials & Trigonometry Problems] by '''Amir Parvardi'''.  
  
 
*[https://www.awesomemath.org/product/awesome-polynomials-for-mathematics-competitions/ '' Awesome Polynomials for Mathematics Competitions''](XYZ-Press)- ''' Titu Andreescu-Navid Safaei-Alessandro Ventullo'''.
 
*[https://www.awesomemath.org/product/awesome-polynomials-for-mathematics-competitions/ '' Awesome Polynomials for Mathematics Competitions''](XYZ-Press)- ''' Titu Andreescu-Navid Safaei-Alessandro Ventullo'''.
Line 43: Line 43:
  
  
* Olympiad Introduction to Algebraic Number Theory - [https://artofproblemsolving.com/community/c2505424h2690253_link_for_the_book_and_updates]
 
 
*''Number Theory Structures, Examples, and Problems'' - '''Titu Andreescu, Dorin Andrica''' - '''Both''' Book (olympiad examples followed by problems). '''Excellent''' book for number theory.
 
*''Number Theory Structures, Examples, and Problems'' - '''Titu Andreescu, Dorin Andrica''' - '''Both''' Book (olympiad examples followed by problems). '''Excellent''' book for number theory.
 
*''Number Theory: Concepts and Problems'' - '''Gabriel Dospinescu, Oleg Mushkarov, and Titu Andreescu''' - '''Both''' Book (olympiad examples followed by problems). '''Excellent''' book for number theory, and has it's own unique approach, Highly Suggested for Number Theory.
 
*''Number Theory: Concepts and Problems'' - '''Gabriel Dospinescu, Oleg Mushkarov, and Titu Andreescu''' - '''Both''' Book (olympiad examples followed by problems). '''Excellent''' book for number theory, and has it's own unique approach, Highly Suggested for Number Theory.
Line 49: Line 48:
 
*''104 Number Theory Problems'' - '''Titu Andreescu, Dorin Andrica, Zuming Feng''' - '''Both''' Book.
 
*''104 Number Theory Problems'' - '''Titu Andreescu, Dorin Andrica, Zuming Feng''' - '''Both''' Book.
 
*''250 problems in number theory'' - '''W. Sierpinski''' - '''Problem''' Book.
 
*''250 problems in number theory'' - '''W. Sierpinski''' - '''Problem''' Book.
 
+
*''Modern Olympiad Number Theory'' - '''Aditya Khurmi''' - '''Both''' Book.
 
*''A Selection of Problems in Theory of Numbers'' - '''W. Sierpinski''' - '''Problem''' Book. '''Great''' book.
 
*''A Selection of Problems in Theory of Numbers'' - '''W. Sierpinski''' - '''Problem''' Book. '''Great''' book.
 
*''The Theory of Numbers - a Text and Source Book of Problems'' - '''Andrew Adler, John E. Coury''' - '''Both''' Book (olympiad examples followed by problems). '''Excellent''' book.
 
*''The Theory of Numbers - a Text and Source Book of Problems'' - '''Andrew Adler, John E. Coury''' - '''Both''' Book (olympiad examples followed by problems). '''Excellent''' book.
Line 65: Line 64:
 
*''Topics in Number Theory'' - '''Masum Bilal and Amir Hossein Parvardi''' - '''Both''' Book
 
*''Topics in Number Theory'' - '''Masum Bilal and Amir Hossein Parvardi''' - '''Both''' Book
  
==Geometry==
+
=Geometry Resources=
 +
*'''Euclidean Geometry in Mathematical Olympiads''' - '''Evan Chen''' - '''Both''' book - '''good''' book. By far the greatest geometry book to prepare for olympiads. if you had to choose one book, its definitely this one
 +
* '''Muricaa'''- It is book/handout discussing popular configs in geo mostly pointed out to be well-known by ''aops-ers''. It has 100 problems at the end with roughly the difficulty increasing as you move forward. It can be found [https://drive.google.com/file/d/12mQPwl0UFaHnYDnwCBWPybYGcAUeQl99/view'''here''']
 +
* '''Handouts on Projective Geometry and Moving Points''' A really nice handout written by ''Rohan Goyal'', starting from basics and going upto nukes like DIT and DDIT can be found [https://www.dropbox.com/scl/fi/empi1enhpgdcim5gl187v/Projective.pdf?rlkey=fzxapwecfk39fk88of7yyp35z&e=1&dl=0'''here''']. Another nice handout on learning the method of moving points and it's application in problems can be found [https://www.dropbox.com/scl/fi/empi1enhpgdcim5gl187v/Projective.pdf?rlkey=fzxapwecfk39fk88of7yyp35z&e=1&dl=0'''here''']
 +
* AOPS Geo Mocks: https://artofproblemsolving.com/community/c1668102_aops_geo_mocks
  
 +
 +
* ''A Beautiful Journey through Olympiad Geometry by Stefan Lozanovski''
 
*''103 Trigonometry Problems'' - '''Titu Andreescu, Zuming Feng''' - '''Both''' book (solved examples and approaches + problems).
 
*''103 Trigonometry Problems'' - '''Titu Andreescu, Zuming Feng''' - '''Both''' book (solved examples and approaches + problems).
*''Triangles, Concurrency and Quadrilaterals''
 
 
*''Geometry Unbound'' - '''Kedlaya''' - '''Theory''' book - this book is available online for download. See [https://kskedlaya.org/geometryunbound/ '''here'''l] - '''Great''' book.
 
*''Geometry Unbound'' - '''Kedlaya''' - '''Theory''' book - this book is available online for download. See [https://kskedlaya.org/geometryunbound/ '''here'''l] - '''Great''' book.
 
*''Famous Problems of Geometry and How to Solve Them'' - '''Benjamin Bold''' - '''Both''' book (solved examples and approaches + problems).
 
*''Famous Problems of Geometry and How to Solve Them'' - '''Benjamin Bold''' - '''Both''' book (solved examples and approaches + problems).
 
*''Challenging Problems in Geometry'' - '''Alfred S. Posamenter, Charles T. Salkind''' - '''Both''' book - '''Great''' book.
 
*''Challenging Problems in Geometry'' - '''Alfred S. Posamenter, Charles T. Salkind''' - '''Both''' book - '''Great''' book.
*''Euclidean Geometry in Mathematical Olympiads'' - '''Evan Chen''' - '''Both''' book - '''good''' book. By far the greatest geometry book to prepare for olympiads. if you had to choose one book, its definitely this one
 
 
*''Elements of Projective Geometry'' - '''Luigi Ceremona''' - '''Both''' book, again.
 
*''Elements of Projective Geometry'' - '''Luigi Ceremona''' - '''Both''' book, again.
*''Japanese Temple Geometry Problems'' - '''San Gaku''' - '''Problem''' book (it contains lots of theorems about circles).
 
 
*''Geometric Problems on Maxima and Minima'' - '''Titu Andreescu, Oleg Mushkarov, Luchezar Stoyanov''' - '''Problem''' book - '''Great''' book.
 
*''Geometric Problems on Maxima and Minima'' - '''Titu Andreescu, Oleg Mushkarov, Luchezar Stoyanov''' - '''Problem''' book - '''Great''' book.
 
*''Complex Numbers in Geometry'' - '''I. M. Yaglom''' - '''Theory''' book.
 
*''Complex Numbers in Geometry'' - '''I. M. Yaglom''' - '''Theory''' book.
Line 97: Line 99:
 
*''Geometric Transformations (4 volumes)'' - '''Yaglom''' - '''Theory''' book.
 
*''Geometric Transformations (4 volumes)'' - '''Yaglom''' - '''Theory''' book.
  
==Combinatorics==
+
=Combinatorics=
 
*''A Path to Combinatorics for Undergraduates'' - '''Andreescu, Feng'''.
 
*''A Path to Combinatorics for Undergraduates'' - '''Andreescu, Feng'''.
 
*''Proofs that Really Count (The Art of Combinatorial Proof)''' - '''Benjamin and Quinn'''.
 
*''Proofs that Really Count (The Art of Combinatorial Proof)''' - '''Benjamin and Quinn'''.
Line 103: Line 105:
 
*[https://drive.google.com/file/d/1sQtirXxkEfWYuGSKDZ-d7VGYkR_idebY/view ''Olympiad Combinatorics''] - '''Pranav A. Sriram'''.
 
*[https://drive.google.com/file/d/1sQtirXxkEfWYuGSKDZ-d7VGYkR_idebY/view ''Olympiad Combinatorics''] - '''Pranav A. Sriram'''.
  
==Improve Your Skills With Problem Solving==
+
=Improve Your Skills With Problem Solving=
===Algebra===
+
==Algebra==
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=385236 ''100 Inequality Problems Proposed by Vasc and arqady''] - '''Amir Hossein Parvardi'''.
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=385236 ''100 Inequality Problems Proposed by Vasc and arqady''] - '''Amir Hossein Parvardi'''.
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=406530 ''115 Algebra Problems''] - '''Mohammad Jafari'''.
+
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=406530 ''116 Algebra Problems''] - '''Mohammad Jafari'''.
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=397768 ''100 Nice Polynomial Problems (With Solutions)''] - '''Amir Hossein Parvardi'''.
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=397768 ''100 Nice Polynomial Problems (With Solutions)''] - '''Amir Hossein Parvardi'''.
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=411461 ''100 Functional Equations Problems (With Solutions)''] - '''Amir Hossein Parvardi'''.
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=411461 ''100 Functional Equations Problems (With Solutions)''] - '''Amir Hossein Parvardi'''.
Line 114: Line 116:
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=407914 ''Technical Analysis of Three Variable Inequalities''] - '''Nguyen Duy Tung, Zhou Yuan Zhe'''.
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=407914 ''Technical Analysis of Three Variable Inequalities''] - '''Nguyen Duy Tung, Zhou Yuan Zhe'''.
  
=== Number Theory ===
+
== Number Theory ==
  
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=492767 ''1220 Number Theory Problems (With Sources)''] - '''Amir Hossein Parvardi'''.
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=492767 ''1220 Number Theory Problems (With Sources)''] - '''Amir Hossein Parvardi'''.
Line 124: Line 126:
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=396930 ''Number Theory Marathon Problems''] - [http://www.artofproblemsolving.com/Forum/memberlist.php?mode=viewprofile&u=16383 '''M4RI0'''].
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=396930 ''Number Theory Marathon Problems''] - [http://www.artofproblemsolving.com/Forum/memberlist.php?mode=viewprofile&u=16383 '''M4RI0'''].
  
=== Geometry ===
+
==Geometry ==
  
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=385682 ''150 Nice Geometry Problems (With Solutions)''] - '''Amir Hossein Parvardi'''.
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=385682 ''150 Nice Geometry Problems (With Solutions)''] - '''Amir Hossein Parvardi'''.
Line 131: Line 133:
 
Euclidean Geometry in Mathematical Olympiads [http://web.evanchen.cc/geombook.html]
 
Euclidean Geometry in Mathematical Olympiads [http://web.evanchen.cc/geombook.html]
  
=== Combinatorics ===
+
== Combinatorics ==
  
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=412125 ''100 Combinatorics Problems (With Sources)''] - '''Amir Hossein Parvardi'''.
 
*[http://www.artofproblemsolving.com/Forum/viewtopic.php?t=412125 ''100 Combinatorics Problems (With Sources)''] - '''Amir Hossein Parvardi'''.
Line 137: Line 139:
 
*''Problems in Combinatorics and Graph Theory'' - '''Ioan Tomescu'''.
 
*''Problems in Combinatorics and Graph Theory'' - '''Ioan Tomescu'''.
  
=== General Problem Solving ===
+
== General Problem Solving ==
  
 
*''Challenging Mathematical Problems With Elementary Solutions (Volume I, Combinatorial Analysis and Probability Theory)'' - '''A. M. Yaglom, I. M. Yaglom'''.
 
*''Challenging Mathematical Problems With Elementary Solutions (Volume I, Combinatorial Analysis and Probability Theory)'' - '''A. M. Yaglom, I. M. Yaglom'''.

Revision as of 00:52, 23 August 2024

Here is a list of Olympiad Books that have Olympiad-level problems used to train students for future mathematics competitions.

You can discuss here about these books or request new books. Let's categorize books into Theory books, Problem books, and Both books.

Algebra

Inequalities

  • Advanced Olympiad Inequalities: Algebraic & Geometric Olympiad Inequalities by Alijadallah Belabess.
  • Inequalities An Approach Through Problems - B. J. Venkatachala
  • Secrets In Inequalities volume 1 - Basic Inequalities - Pham Kim Hung.
  • Secrets In Inequalities volume 2 - Advanced Inequalities - Pham Kim Hung.
  • Algebraic Inequalities - Old And New Methods - Vasile Cirtoaje.
  • Old And New inequalities volume 1 - Titu Andreescu, Vasile Cirtoaje, Gabriel Dospinescu, Mircea Lascu.
  • Old And New Inequalities volume 2 - Vo Quoc Ba Can, Cosmin Pohoata.
  • The Cauchy-Schwarz Master Class - J. Michael Steele.
  • Inequalities: A Mathematical Olympiad Approach - Radmila Bulajich Manfrino, Jose Antonio Ortega, Rogelio Valdez Delgado.
  • An Introduction to Inequalities - Bellman, Beckenbach.
  • Analytic Inequalities - Mitrinovic.
  • Inequalities Theorems and Formulas forum.
  • Useful Inequalities topic.

Polynomials

Functional Equations

Number Theory

  • Number Theory Structures, Examples, and Problems - Titu Andreescu, Dorin Andrica - Both Book (olympiad examples followed by problems). Excellent book for number theory.
  • Number Theory: Concepts and Problems - Gabriel Dospinescu, Oleg Mushkarov, and Titu Andreescu - Both Book (olympiad examples followed by problems). Excellent book for number theory, and has it's own unique approach, Highly Suggested for Number Theory.
  • An Introduction to Diophantine Equations - Titu Andreescu, Dorin Andrica, Ion Cucurezeanu - Both Book (olympiad examples followed by problems). Excellent book for Diophantine equations.
  • 104 Number Theory Problems - Titu Andreescu, Dorin Andrica, Zuming Feng - Both Book.
  • 250 problems in number theory - W. Sierpinski - Problem Book.
  • Modern Olympiad Number Theory - Aditya Khurmi - Both Book.
  • A Selection of Problems in Theory of Numbers - W. Sierpinski - Problem Book. Great book.
  • The Theory of Numbers - a Text and Source Book of Problems - Andrew Adler, John E. Coury - Both Book (olympiad examples followed by problems). Excellent book.
  • Number Theory - Naoki Sato (nsato) - Theory Book.
  • Solved and Unsolved Problems in Number Theory - Daniel Shanks - Problem Book.
  • Elementary Number Theory (Revised Printing) - David M. Burton - It is a nice book for theory building and is low-impact in its approach.
  • An Introduction to the Theory of Numbers - Ivan Niven, Herbert S. Zuckerman - Theory Book.
  • Elementary Number Theory - W. Edwin Clark - Theory Book.
  • Numbers and Curves - Franz Lemmermeyer - Theory Book.
  • Algorithmic Number Theory - S. Arun-Kumar - Theory Book.
  • Elementary Number Theory - William Stein - Both Book (lots of theorems with problems at the end of each section).
  • Number Theory, An Introduction via the Distribution of Primes - Benjamin Fine, Gerhard Rosenberger - Theory Book.
  • Number Theory for Computing - Song Y. Yan - Theory Book (this book contains computational examples/theorems for number theory).
  • Pell's Equation - Edward J. Barbeau [level is a little above olympiad] - Both Book (olympiad examples followed by problems).
  • Topics in Number Theory - Masum Bilal and Amir Hossein Parvardi - Both Book

Geometry Resources

  • Euclidean Geometry in Mathematical Olympiads - Evan Chen - Both book - good book. By far the greatest geometry book to prepare for olympiads. if you had to choose one book, its definitely this one
  • Muricaa- It is book/handout discussing popular configs in geo mostly pointed out to be well-known by aops-ers. It has 100 problems at the end with roughly the difficulty increasing as you move forward. It can be found here
  • Handouts on Projective Geometry and Moving Points A really nice handout written by Rohan Goyal, starting from basics and going upto nukes like DIT and DDIT can be found here. Another nice handout on learning the method of moving points and it's application in problems can be found here
  • AOPS Geo Mocks: https://artofproblemsolving.com/community/c1668102_aops_geo_mocks


  • A Beautiful Journey through Olympiad Geometry by Stefan Lozanovski
  • 103 Trigonometry Problems - Titu Andreescu, Zuming Feng - Both book (solved examples and approaches + problems).
  • Geometry Unbound - Kedlaya - Theory book - this book is available online for download. See herel - Great book.
  • Famous Problems of Geometry and How to Solve Them - Benjamin Bold - Both book (solved examples and approaches + problems).
  • Challenging Problems in Geometry - Alfred S. Posamenter, Charles T. Salkind - Both book - Great book.
  • Elements of Projective Geometry - Luigi Ceremona - Both book, again.
  • Geometric Problems on Maxima and Minima - Titu Andreescu, Oleg Mushkarov, Luchezar Stoyanov - Problem book - Great book.
  • Complex Numbers in Geometry - I. M. Yaglom - Theory book.
  • Forum Geometricorum (A Journal on Classical Euclidean Geometry and Related Areas) - Authors - Uploaded by Amir Hossein Parvardi. AVAILABLE for DOWNLOAD.



  • Geometry revisited - Coxeter and Greitzer - Both book.
  • Problems in Geometry - Kutepov, Rubanov - Problem book.
  • Investigations in Geometry (Math Motivators!) - Posamentier, Sheridan - Both book.
  • Introduction to Geometry - Coxeter - Theory book.
  • Modern Geometry with Applications - Jennings - Both book.
  • Geometric Transformations (4 volumes) - Yaglom - Theory book.

Combinatorics

  • A Path to Combinatorics for Undergraduates - Andreescu, Feng.
  • Proofs that Really Count (The Art of Combinatorial Proof)' - Benjamin and Quinn.
  • A Course in Combinatorics - Lint and Wilson.
  • Olympiad Combinatorics - Pranav A. Sriram.

Improve Your Skills With Problem Solving

Algebra

Number Theory

Geometry

Euclidean Geometry in Mathematical Olympiads [1]

Combinatorics

General Problem Solving

  • Challenging Mathematical Problems With Elementary Solutions (Volume I, Combinatorial Analysis and Probability Theory) - A. M. Yaglom, I. M. Yaglom.
  • Challenging Mathematical Problems With Elementary Solutions (Volume II, Problem From Various Branches of Mathematics) - A. M. Yaglom, I. M. Yaglom.
  • AoPS Resources Page Problems (IMO and ShortLists Added) - Amir Hossein Parvardi.
  • Mathematics as Problem Solving - Alexander Soifer.
  • A Primer For Mathematics Competitions - Alexander Zawaira, Gavin Hitchcock.
  • Problem Solving Strategies For Efficient And Elegant Solutions (A Resource For The Mathematics Teacher) - Alfred S. Posamentier, Stephen Kruli.
  • Problems for the Mathematical Olympiads (From the First Team Selection Test to the IMO) - Andrei Negut.
  • Problem Primer for the Olympiad - C. R. Pranesachar, B. J. Venkatachala, C. S. Yogananda.
  • Chinese Mathematics Competitions and Olympiads (two volumes) - Andy Liu.
  • Hungarian Problem Book' (three volumes) - Andy Liu.
  • Canadian Mathematical Olympiad 1969-1993 (Problems and Solutions) - Michael Doob.
  • The Art and Craft of Problem Solving - Paul Zeitz.
  • APMO 1989-2009 (Problems & Solutions) - Dong Suugaku - download here.
  • International Mathematical Olympiads 1978-1985 and Forty Supplementary Problems - Murray S. Klamkin.
  • USA Mathematical Olympiads 1972-1986 (Problems and Solutions) - Murray S. Klamkin.
  • USSR Mathematical Olympiads 1989-1992 - Arkadii M. Slinko.
  • Proofs From THE BOOK - Martin Aigner, Günter M. Ziegler.
  • Techniques of Problem Solving - Steven G. Krantz.
  • Junior Balkan Mathematical Olympiads - Dan Branzei, loan Serdean, Vasile Serdean.
  • The IMO Compendium (A Collection of Problems Suggested for the Mathematical Olympiads, 1959-2004) - Dusan Djukic, Vladimir Jankovic, Ivan Matic, Nikola Petrovic.
  • Five Hundred Mathematical Challenges - Edward J. Barbeau, Murray S. Klamkin, William O. J. Moser.
  • The USSR Olympiad Problem Book (Selected Problems and Theorems of Elementary Mathematics) - D. O. Shklarsky, N. N. Chentzov, I. M. Yaglom.
  • The William Lowell Putnam Mathematical Competition (Problems and Solutions 1965-1984) (three volumes) - Volume 1: A. M. Gleason, R. E. Greenwood, L. M. Kelly, Volume 2: Gerald L. Alexanderson, Leonard F. Klosinski, Loren C. Larson, Volume 3: Kiran S. Kedlaya, Bjorn Poonen, Ravi Vakil.
  • International Mathematics TOURNAMENT OF THE TOWNS (Questions & Solutions) - (five volumes) - Peter J. Taylor.
  • Mathematical Problems and Proofs (Combinatorics, Number Theory and Geometry) - Branislav Kisacanin.
  • 360 Problems for Mathematical Contests - Titu Andreescu, Dorin Andrica.
  • PROBLEMS FROM AROUND THE WORLD - (six volumes) - Titu Andreescu, Kiran S. Kedlaya, Paul Zeitz.
  • Mathematical Olympiad Treasures - Titu Andreescu, Bogdan Enescu.
  • Mathematical Olympiad Challenges - Titu Andreescu, Razvan Gelca.
  • Lecture Notes on Mathematical Olympiad Courses - Xu Jiagu.
  • Putnam and Beyond - Titu Andreescu, Razvan Gelca.
  • Hungary-Israeli Mathematics Competition - Shay Gueron.
  • MAA - The Contest Problem Book (Annual High School Contests) - (four volumes) - Volumes 1, 2, 3: Charles T. Salkind, James M. Earl, Volume 4: Ralph A. Artino, Anthony M. Gaglione, Niel Shell.
  • Mathematical Olympiad in China (2007-2008) (Problems and Solutions) - Xiong Bin, Lee Peng Yee.
  • What to Solve (Problems and Suggestions For Young Mathematicians) - Judita Cofman.