The Haven-finding Art: A History of Navigation from Odysseus to Captain CookHollis and Carter for the Institute of Navigation, 1971 - 310 ページ |
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... miles becoming 48 , 25 miles 20 , and so on . This small mile was familiar to such mathematicians as Compano da Novara , who has already been mentioned , and he gives the length of a degree of the meridian on three scales , namely as 81 ...
... miles becoming 48 , 25 miles 20 , and so on . This small mile was familiar to such mathematicians as Compano da Novara , who has already been mentioned , and he gives the length of a degree of the meridian on three scales , namely as 81 ...
118 ページ
... miles from the centre , so many miles does she make on the south - east wind ( i.e. rhumb - line ) . And for two hundred miles , twice the number by multiplication . And they know how many miles there are from the end point of each ...
... miles from the centre , so many miles does she make on the south - east wind ( i.e. rhumb - line ) . And for two hundred miles , twice the number by multiplication . And they know how many miles there are from the end point of each ...
119 ページ
... miles , and BC , also 71 miles ( Cos 45 ° and sin 45 ° to radix 10,000 are each 7071 ) . It will be noticed here that there was no question of resolving the course into its northing and easting as in later practice , since medieval ...
... miles , and BC , also 71 miles ( Cos 45 ° and sin 45 ° to radix 10,000 are each 7071 ) . It will be noticed here that there was no question of resolving the course into its northing and easting as in later practice , since medieval ...
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