# Catenary Calculator

## Calculates a table of the catenary functions given both fulcrum points or the lowest point.

 zero line fulcrum pointslowest point sag a1 ＞0 sag a2 ＞0 sag a3 ＞0 6digit10digit14digit18digit22digit26digit30digit34digit38digit42digit46digit50digit
 $\normal Catenary\\(1)\ f(x,a)=a(cosh{\large\frac{x}{a}}-cosh{\large\frac{0.5}{a}})\\\hspace{40}at\ fulcrum\ points:\ f(\pm 0.5,a)=0 \\\vspace{5}(2)f(x,a)=a(cosh{\large\frac{x}{a}}-1)\\\hspace{40}at\ the\ lowest\ point:\ f(0,a)=0\\$

Catenary
 [1-3] /3 Disp-Num5103050100200
[1]  2018/04/04 05:24   Male / 60 years old level or over / A retired people / Very /
Purpose of use
Just curious. Used to design segmented domes for petrol chemical tanks (+ 14 000 Litres).
[2]  2016/02/15 03:45   Male / 60 years old level or over / An engineer / A little /
Purpose of use
Compare with some calculations of mine.
Comment/Request
Data entry is obscure. I never could reproduce your sag(s).
[3]  2013/05/23 15:00   Male / 50 years old level / Self-employed people / Very /
Purpose of use
Calculate forces in a cable-ski system.

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