Visit my timeline of mathematics in Ancient China, Korea, and Japan. The chronology spans over 3000 years (1350 BC – 1850 AD).

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$</code> ... <code>$</code>...<code>."> Easy Math Editor

`*italics*`

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or`__bold__`

boldNote: you must add a full line of space before and after lists for them to show up correctlyparagraph 1

paragraph 2

`[example link](https://brilliant.org)`

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Remember to wrap math in $</span> ... <span>$ or $</span> ... <span>$ to ensure proper formatting.`2 \times 3`

`2^{34}`

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`\sqrt{2}`

`\sum_{i=1}^3`

`\sin \theta`

`\boxed{123}`

## Comments

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TopNewestNice note, @Steven Zheng

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Can you tell me how to become or what to do to become a moderator at brilliant?

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If you are an active contributor on Brilliant (i.e. posting problems and notes) Calvin might email you an offer.

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thank you Steven.!!!

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What is difference between undefine and infinity

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Infinity is the concept of being without limit; without end. Undefined is a pretty broad. For functions, it is where the value does not exist. Stuff like $\frac{\infty}{\infty}$ ${0}^{0}$ $\frac{0}{0}$ are examples of undefined.

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Unlimited solutions/possabilitys :-) :-) 010/0123aqwerty

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Idm me aqwerty

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