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a2=b2+c2⇔a=b2+c2a^2 = b^2 + c^2 \xLeftrightarrow{} a = \sqrt{b^2 + c^2} a2=b2+c2a=b2+c2
Uc=Ueff1−απ+sin2α2πU_c=U_{eff}\sqrt{1-\frac{\alpha}{\pi}+\frac{\sin{2\alpha}}{2\pi}} Uc=Ueff1−πα+2πsin2α
A0→\textcolor{red}{ \overrightarrow{A_0} } A0
C0/2→\overrightarrow{C_{0/2}} C0/2
CA→∧A2/1→=∣120−4080.cos(80)0∣∧∣XAYA0∣=∣0080.YA−80.cos(80)XA∣\overrightarrow{CA} \land \overrightarrow{A_{2/1}} = \begin{vmatrix} 120-40 \\ 80.cos(80) \\ 0 \end{vmatrix} \land \begin{vmatrix} X_A \\ Y_A \\ 0 \end{vmatrix} = \begin{vmatrix} 0 \\ 0 \\ 80.Y_A-80.cos(80)X_A \end{vmatrix} CA∧A2/1=∣∣∣∣∣∣∣120−4080.cos(80)0∣∣∣∣∣∣∣∧∣∣∣∣∣∣∣XAYA0∣∣∣∣∣∣∣=∣∣∣∣∣∣∣0080.YA−80.cos(80)XA∣∣∣∣∣∣∣