#lang scribble/manual

This is a 3-argument curried function.

@defproc[(((lerp [lo number?])
           [hi number?])
          [alpha number?])
         number?]{
 Linear interpolation}

This is a 4-argument curried function.

@defproc[((((distance [x1 number?])
            [y1 number?])
           [x2 number?])
          [y2 number?])
         number?]{
 Euclidean distance from (x1,y1) to (x2,y2)}