

lim sin x/x (x>0) 
The Rectangle Approximation Method 


The Volume of a Solid (1) 
The Volume of a Solid (2) 


The Volume of a Solid of Revolution (1) 
Visualization of limits 


The Derivative of the Sine 
Circle of Curvature 


Cycloids 
The Volume of a Solid of Revolution (2) 


The Number e (1) 
The Number e (2) 