sip_calculation

var amount = 100.0
val installment = 100.0
entryList.add(Entry(0f, 100f)) // initial investment

for (i in 1 until dataPoints.size) {
    val diff = (dataPoints[i].price - dataPoints[i - 1].price) / dataPoints[i - 1].price
    amount += (amount * diff)
    if (i != dataPoints.size - 1)
        amount += installment
    entryList.add(Entry(i.toFloat(), amount.toFloat()))
}