Proof Without Words: Cotangent Double Angle Identity (Q4581493)
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scientific article; zbMATH DE number 6920712
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Proof Without Words: Cotangent Double Angle Identity |
scientific article; zbMATH DE number 6920712 |
Statements
Proof Without Words: Cotangent Double Angle Identity (English)
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20 August 2018
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