Radian

Rotational Motion Variables

Menu (linked Index) Rotational Motion Variables Last Update: October 28, 2025  Introduction Angle Displacement and Radian Definition Angular Velocity ω Angular Acceleration α Rotational Motion Vectors Kinematic Equations (Linear, Rotational) Polar vs Axial Vectors Introduction This post addresses rotational (circular) motion and the key variables describing it.   We are probably familiar with linear movement described […]

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Unit Circle with Radians Icon

Unit Circle

Menu (linked Index) Unit Circle and Definitions of Radian and π Last Update: October 16, 2025 Introduction Properties of a Circle The Unit Circle and The Radian Conclusion Introduction In this post we’ll review some of the important mathematical formulas and properties derived from the circle. You probably know that the constant pi = π

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Euler’s Formula Derivation

Menu (linked Index) Euler’s Formula Derivation Last Update: December 12, 2024  Introduction The Derivative Derivative Rules Derivatives of Useful Functions Taylor and Maclaurin Power Series Euler Formula Derivation  Summary of the Derivation Conclusion Appendix 1 – Graphical meaning of (x-a) Appendix 2 – Full Derivation of Taylor and Maclaurin Power Series  Appendix 3 – Unit

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