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--- math [2025-11-14 Fri 21:12] – eulers sine/cosin theorytoe
+++ math [2025-12-14 Sun 02:19] (current) – theorytoe
@@ Line 3: / Line 3: @@
   * [[math:transforms|List of Integral / Space Transforms]]
   * [[math:fourier|Fourier Analysis]]
+  * [[math:units|Units and System Conversions]]
 ====== Useful Equations ======
-^ Eulers Formula    | $$e^{jx} = \cos(x)+j\sin(x)$$                        |
+^ Eulers Formula    | $$e^{j\varphi} = \cos(\varphi)+j\sin(\varphi)$$      |
 ^ Eulers Cosine     | $$\cos(x) = \frac{e^{jx}}{2} + \frac{e^{-jx}}{2}$$   |
 ^ Eulers Sine       | $$\sin(x) = \frac{je^{-jx}}{2} - \frac{je^{jx}}{2}$$ |

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