What mathematical symbol is the hardest to explain to non-mathematicians?

What mathematical symbol is the hardest to explain to non-mathematicians? Based on my [lengthy] experience on Quora, this one: [math]\pi[/math]. UPDATE 1: This is a partial list of misconcept…

Try Quora+ › Long's Digest   Top Stories For You   What mathematical symbol is the hardest to explain to non-mathematicians? Peter James Thomas, Knows 3 Nobel Laureates, 1 vicariously, 1 slightly, 1 well. • Updated November 3 What mathematical symbol is the hardest to explain to non-mathematicians? Based on my [lengthy] experience on Quora, this one: [math]\pi[/math]. UPDATE 1: This is a partial list of misconcep... Read More » 209.4K 673 167   Does a cadet outrank enlisted? Jim Mowreader, US Army veteran • Answered February 19 No, and I have a good story for this one. My company at Fort Drum hosted a cadet one summer for his…I guess you'd call it immersion training. I met him while I was coming ba... Read More » 240.4K 1.2K 104   Why was the Greek Phalanx so successful for so long? The Greeks had limited manpower and it seems like the phalanx could be flanked easily. Was it a rule of war or decorum of some kind that made ppl fight it from the front? Tomaž Vargazon, Practicing atheist • Answered February 11 The phalanx is a way that lets you take boys with little combat experience and turn them into an effective fighting force on the fly. Phalanx Yes, you can flank it with your ... Read More » 126.7K 1.9K 48   Why does a PhD take 5 years for completion? Anshuman Acharya, PhD at Max Planck Institute for Astrophysics (2021-present) • Answered May 16 The duration is highly dependent on where you are doing your PhD at. Because different countries have different formats, mainly: In the US and Canada, you are expected to ha... Read More » 491.8K 769 30   Why does China not invade and annex all Vietnam, the Philippines, Brunei, and Malaysia to end the South China Sea dispute? Jason Sudana, Was a military enthusiast • Updated November 28, 2020 I wouldn't have answered this question. But there is a cringy answer below. The answer is simple. There is no good reason for an invasion. The Chinese leadership is sane. I me... Read More » 225.9K 816 104 Read More in Your Feed

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