# Wavy arrow that starts big, ends small

I'd like to produce a wavy arrow, but I'd like the oscillations of the arrow to begin large at the tail and end small at the head. Anybody know of a way of accomplishing that?

\documentclass[border=4mm]{standalone}

• @Addem Yes, the sin function assumes degrees by default, with the r you get radians. – Torbjørn T. Nov 24 '15 at 23:12