arm length and width

[Monster Delta]

Hi i am wondering if there is a formula to figuring out the ideal distance between the arms of a delta and their length.

[Jackal]

I am not good at maths, but remember this from the reprap wiki
https://reprap.org/wiki/Delta_geometry#Quantifying_the_effects_of_the_geometrical_stability:_TES_coefficient

[Monster Delta]

@jackal interesting read thankyou