1. Edmund Landau and Louis Mordell Anthony Chan Y8Care

2. Edmund Landau He was a German He graduate at 16 for High School which is 2 years earlier than normal A student from University of Berlin and went back to teach at the same school He doctorate in 1899 for a thesis on number theory He became a lecture at 1899 and he return to the University of Berlin and quit at 1909

3. Louis Mordell He was a British Went to Manchester College of Technology to teach He took the third place in the Mathematical Tripos. After that he began to research about Diophantine equations Chowla-Mordell theorem, Mordell-Weil theorem and Erd ő s - Mordell inequality

4. Things that important between the of them Both of them invented some equations to help the world Chowla-Mordell Equation need to be complete with Number theory

5. Different things between them Mordell did participate at the World War II but Landau didn’t Landau return to his mother-school to act as lecture but Mordell didn’t return to his mother- school.

6. Diophantine Equation (An algebraic equation with two or more variables whose coefficients are integers, studied to determine all integral solutions.)

7. Number Theory and Complex Analysis Number Theory= The study of integers and relations between them.

8. Bibliography "Number Theory: Definition from Answers.com." Answers.com: Wiki Q&A Combined with Free Online Dictionary, Thesaurus, and Encyclopedias. Web. 06 Oct. 2011. http://www.answers.com/topic/number-theory"Diophantine Equation: Definition from http://www.answers.com/topic/number-theory Answers.com." Answers.com: Wiki Q&A Combined with Free Online Dictionary, Thesaurus, and Encyclopedias. Web. 06 Oct. 2011. http://www.answers.com/topic/diophantine-equation http://www.answers.com/topic/diophantine-equation "What Is NUMBER THEORY WIKIPEDIA?" Mr What? Find out What Is Anything. Web. 29 Sept. 2011. http://mrwhat.is/number-theory-wikipedia.html http://mrwhat.is/number-theory-wikipedia.html "Landau Biography." MacTutor History of Mathematics. Web. 29 Sept. 2011. http://www-history.mcs.st-and.ac.uk/Biographies/Landau.html http://www-history.mcs.st-and.ac.uk/Biographies/Landau.html "Complex Analysis: Information from Answers.com." Answers.com: Wiki Q&A Combined with Free Online Dictionary, Thesaurus, and Encyclopedias. Web. 01 Oct. 2011. http://www.answers.com/topic/complex-analysis http://www.answers.com/topic/complex-analysis "Louis Mordell." Ask Biography. Web. 01 Oct. 2011. http://www.askbiography.com/bio/Louis_Mordell.html http://www.askbiography.com/bio/Louis_Mordell.html "Mordell Biography." Mac Tutor History of Mathematics. Web. 01 Oct. 2011. http://www-history.mcs.st-andrews.ac.uk/Biographies/Mordell.html http://www-history.mcs.st-andrews.ac.uk/Biographies/Mordell.html http://www-history.mcs.st-andrews.ac.uk/Biographies/Mordell.html "Diophantine Equation: Definition from Answers.com." Answers.com: Wiki Q&A Combined with Free Online Dictionary, Thesaurus, and Encyclopedias. Web. 06 Oct. 2011. http://www.answers.com/topic/diophantine-equation http://www.answers.com/topic/diophantine-equation