Betrand Russell: “Mathematics, rightly viewed, possesses not only truth, but supreme beauty — a beauty cold and austere, without the gorgeous trappings of painting or music.” Yann Pineill and Nicolas Lefaucheux demonstrate in the video above. An equation appears on the left, a diagram in the middle, and the real-life version on the right.
Beauty of mathematics
Life expectancy changes
The data goes back to 1960 and up to the most current estimates for 2009. Each line represents a country.
Divorce and Occupation
Some jobs tend towards higher divorce rates. Some towards lower. Salary also probably plays a role.