Julian

Thanks for the reply. Looking forward to the implementation! =)

Thanks for the response. You are absolutely right, this is a big job. Maybe I find some time in the future and can contribute to it. Good tip with L-BFGS-B,...

@sbinet Thanks for the suggestion. Looks very interesting, I will try that! ;)

I would also be happy about an implementation. But I can also understand your objection @ritchie46 I think for very simple cases you are right right that `col(a) + col(b)`...

yeeeees very cool, this is exactly what I meant in my issue you linked! =) A few things I would like to discuss: ### Possibly merge `rolling` and `rolling_interval`? For...

> > Possibly merge rolling and rolling_interval? > > I think this is a bad idea as you will have arguments that are only valid in the interval case and...

I have recently been thinking a lot about all the `rolling` implementations and have been comparing them to different other implementations. I really love many of the awesome ideas in...

> Enforcing that the current row is in the window is unnecessarily limiting. Being able to aggregate over historical or future records I think is valuable @orlp Could you please...

> * For each house on the market, find the average price if the house had 5-15 more m^2 of area based on other houses on the market. > *...

thanks @orlp for all the explanations. One last discussion for now 😆 : There is only one little quirk for me which is `position='center'` On the one hand I love...