释义 |
Hansen's ProblemA Surveying Problem: from the position of two known but inaccessible points and , determine the position of two unknown accessible points and by bearings from , , to and , , to . See also Surveying Problems References
Dörrie, H. ``Annex to a Survey.'' §40 in 100 Great Problems of Elementary Mathematics: Their History and Solutions. New York: Dover, pp. 193-197, 1965.
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