Originally Posted by
livedarklions
In large part because any objective mathematical measure of difficulty would be the same formula for mountains or hills.
And where does one get all the data to put into those formulas? Seems simpler to just do it my way and just compare to similar segment of my past experience. Barring no experience, then just ride them to get some experience.
While I agrees math makes all things possible. It does sometimes keep you indoors too long working on the calculations, arguing with others about 2 - 5% variances and missing the opportunities to ride.