Knowby
Testing Rich Text Formatting
Testing Rich Text Formatting
Testing Rich Text Formatting
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**The Cauchy-Schwarz Inequality** $$\left( \sum_{k=1}^n a_k b_k \right)^2 \leq \left( \sum_{k=1}^n a_k^2 \right) \left( \sum_{k=1}^n b_k^2 \right)$$
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**Bold**
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_Italics_
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~~Strikethrough~~
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**_Bold Italic_** ~~**Bold Strikethrough**~~ ~~_Italic Strikethrough_~~ **_~~Bold Italic Strikethrough~~_**
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Normal # H1 ## H2 ### H3 #### H4 ##### H5 ###### H6
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1. Number 1 2. Number 2
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* Dot 1 * Dot 2
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- [ ] Check 1 - [ ] Check 2
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> Block quote
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