Content deleted Content added
m exchange comma/footnote |
m Fixing broken anchor: Reminder of an inactive anchor: exponential definition of sine |
||
Line 747:
\end{align}</math>
Using the [[Trigonometric functions#Relationship to exponential function (Euler's formula)|exponential definition of sine]]{{Broken anchor|date=2024-09-29|bot=User:Cewbot/log/20201008/configuration|target_link=Trigonometric functions#Relationship to exponential function (Euler's formula)|reason= The anchor (Relationship to exponential function (Euler's formula)) [[Special:Diff/1241736323|has been deleted]].}}, and letting <math>\xi = e^{i \phi}, </math>
:<math>\begin{align}
| |||