Absolute Cubic Beziers
<path d="M 50,150 C 150,10 150,290 250,150 z"
style="stroke:red; stroke-width:5; fill:yellow;"/>
Relative Cubic Beziers
<path d="M 50,150 c 100,-140 100,140 200,0 z"
style="stroke:red; stroke-width:5; fill:yellow;"/>
Absolute Shorthand/Smooth Curveto
<path d="M 50,150 C 50,75 150,75 150,150 S 250,225 250,150 z"
style="stroke:red; stroke-width:5; fill:yellow;"/>
Relative Shorthand/Smooth Curveto
<path d="M 50,150 c 0,-75 100,-75 100,0 s 100,75 100,0 z"
style="stroke:red; stroke-width:5; fill:yellow;"/>