If you are adopting a low-carb diet for diabetes control, consult with your doctor about what is appropriate. A Word From Verywell. When you switch from a regular vegetarian diet to a low-carb vegetarian diet, your sources of protein may need to change from high-carb beans and grains to lower-carb soy, seitan, eggs, and milk. Enjoy exploring new recipes within these choices.
William Jones and his Circle: The Man who invented Pi. In 1706 a little-known mathematics teacher named William Jones first used a symbol to represent the platonic concept of pi, an ideal that in numerical terms can be approached, but never reached.
Cancel. The number system used today, known as the base 10 number system, was first invented by the Egyptians around 3100 BC. Find out how the Hindu-Arabic number system helped shape the current number system with information from a math teacher in this free video on math history.