src/index.js
function polygonIsReflex(polygon, i){
    return isRight(polygonAt(polygon, i - 1), polygonAt(polygon, i), polygonAt(polygon, i + 1));
}
function polygonIsReflex(polygon, i){
    return isRight(polygonAt(polygon, i - 1), polygonAt(polygon, i), polygonAt(polygon, i + 1));
}
function polygonIsReflex ( polygon , i ) { return isRight ( polygonAt ( polygon , i - 1 ) , polygonAt ( polygon , i ) , polygonAt ( polygon , i + 1 ) ) ; }
Check if a point in the polygon is a reflex point
@method isReflex
@param  {Number}  i
@return {Boolean}
Check if a point in the polygon is a reflex point