What is the story of the decimal point?

Mathematician Chen Jingrun was walking while thinking about a problem when he bumped into a tree trunk and, without looking up, said, "I'm sorry, I'm sorry." Keep thinking.

The short story of the mathematician Rudolf

Rudolf, a 16th-century German mathematician, spent his life's work calculating pi to 35 decimal places, which later became known as Rudolf's number, and which was then engraved on his tombstone by others after his death.

Small story of mathematician Jagi Bernoulli

Swiss mathematician Jagi Bernoulli, during his life, he studied the spiral (known as the thread of life), and after his death, there was a logarithmic spiral engraved on his tombstone, and at the same time, the inscription also reads: "I have changed, but it is the same as the original". This is a pun that both delineates the nature of the solenoid and symbolizes his love of mathematics.