I think they still make good calculators though??? (/me hugs my 15C). Sadly, they don't make the 15C any more. Below is where to find a near next exact simula

I think they still make good calculators though??? (/me hugs my 15C). Sadly, they don't make the 15C any more. Below is where to find a near next exact simulation for your desktop and phone. https://jrpn.jovial.com/ https://jrpn.jovial.com/