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- 8 statements, 0 sitelinks - 18:29, 1 January 2020
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- | [https://dlmf.nist.gov/4.21.E42 4.21.E42] || [[Item:Q1746|<math>|\cos@@{z}| = (\cos^{2}@@{x}+\sinh^{2}@@{y})^{1/2}</math>]] || <code> | [https://dlmf.nist.gov/4.21.E42 4.21.E42] || [[Item:Q1746|<math>(\cos^{2}@@{x}+\sinh^{2}@@{y})^{1/2} = \left(\tfrac{1}{2}(\cosh@{2y}+ ...268 KB (36,906 words) - 14:35, 19 January 2020