[Closi]

It's not about the level of calculus knowledge for me - it's about building this from scratch with 1960's technology in 50 lines of basic and very little prior art.

It's easier to be the second person to do something.

[krallja]

For accuracy, it was written in FOCAL, not BASIC.

[Closi]

Thanks, my mistake!

[WalterBright]

I agree with that.