Formula q_366 (Q253)

Revision as of 12:03, 20 April 2020 by SchuBot (talk | contribs) (‎Created claim: Defining formula (P1): \begin{vmatrix} (1)\sin(x) & (1)\sin(2x) & (1)\sin(3x) & ... & (1)\sin(nx) \\ (1)\cos(x) & (2)\cos(2x) & (3)\cos(3x) & ... & (n)\cos(nx) \\ -(1)^2\sin(x) & -(2)^2\sin(2x) & -(3)^2\sin(3x) & ... & -(n)^2\sin(nx) \\ -(1)^3\cos(x) & -(2)^3\cos(2x) & -(3)^3\cos(3x) & ... & -(n)^3\cos(nx) \\ \end{vmatrix})

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