1, ancient Greece

Thales, Pythagoras, Euclid, Archimedes, apollonius, Zhi Nuo, Ptolemy, Hipatia.

2. Germany

Gauss, Leibniz, Hilbert, Cantor, Klein, Riemann, Latmach, Amy Nott, Dirichlet, Courand, Zemelo.

3. France

Descartes, Lagrange, Laplace, pierre fermat, Cauchy, Poisson, Cartwright, Galois, Fourier, Marie Sophie Germain, Grandick, Poincare.

4. America

Alfers, Joseph Zhuang, johnf nash, Whitney, john tate, norbert wiener, Shannon, Curtis Cooper, martin gardner, Zhu Xiping.

5. Britain, Britain

Isaac Newton, Taylor, maclaurin, Russell, Andrew wiles, Esterman, Hardy, Leatherwood.

6. Switzerland

Euler, Nicolaus Bernoulli, daniel bernoulli, Jacob Bernoulli, johann bernoulli

7. Hungary

Feyer, Aldis, von Neumann

8. Norway

Abe

9. Australia

Tao Zhexuan, Paris

10, Soviet Union

Pontryagin, Jin Lu, Arnold, Heineken, Buchteber, Barba, Colmo Lokov, Minkowski.

Italy, 1 1

Lacey, Galileo, Fibonacci, Tattaglia, cardano, Ferrari.

India, 12

La Manniuyan

Ireland, 13

Hamilton

Sweden, 14

G. Lennart Carlson Clem

I don't know 50, so it's hard to answer questions. I hope it will be adopted, and I wish you all a happy 20 15.