Buch 
Tracts on vaults and bridges : containing observations on the various forms of vaults; on the taking down and rebuilding London Bridge : and on the principles of arches: illustrated by extensive tables of bridges : also containing the principles of pendent bridges, with reference to the properties of the catenary, applied to the Menai Bridge : and a theoretical investigation of the catenary / Samuel Ware
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168

f

X

=sec.

of<p—l

y

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= tan.of 0

t

=sec.of <p

1

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X

z

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89- 08% 589,-1089-1589-2089-2589-3089-3589-4089-4589-50

89- 55

90- 0

56. 29961.50767.75775.39684.94697.223113.593136.511170.888228.184342.775686.550

57.2900

62.4991

68.7501

76.3900

85.9398

98.2179

114.5886

137.5074

171.8854

229.1817

343.7737

687.5489

Infinite.

57.299

62.507

68.757

76.396

85.946

98.223

114.593

137.511

171.888

229.184

343.775

687.550

Infinite.

1.0002

1.0001

1.0001

1.0001

1.0001

1.0001

1.0000

1.0000

1.0000

1.0000

1.0000

1.0000

1.0000

.99985

.99987

.99989

.99991

.99993

.99995

.99996

.99997

.99998

.99999

.99999

.99999

1.0000

 
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