The whys and wheres of catenary curves, with downloadable spreadsheet for calculating your own MYOG curve masterpieces.
By Roger Caffin
Consider the ridge line of the simple tarp shown here. There are crinkles all along the length. When it rains, these crinkles fill up with water (yes, a hose test confirmed that). Also, when the wind blows, the tarp is going to flap around the ridge line. Can one do anything about this?
Curved Ridge Lines
Mathematics - the Curve
# WORDS: 710
# PHOTOS: 4
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Research Scientist. Been walking all my life, mainly off-track - we don't have 'trails' here, and I always go with my wife. Summer and winter, lowland and highland, Australia and Europe. Forced into UL gear by heavy packs and increasing age. :-)
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