The Civil engineer and architect's journal, scientific and railway gazette (1839)
London : [William Laxton] · leaf 99
tion must be imposed beforethe connecting curve can lie determined ; it may therefore be required,either (hat (his curve shall touch the concave or the convex curve at agiven i)oint, or tliat its radius should be of a given length, which la(teris the O(pnili(ion ;issuined by An AssistantEngineer.… … Let A n and C D, (fig. 1) be the two given curves fsay of 130 chainsradius), an<l let it be reipiired to unite them by a third curve of lessradius, tangent to A H on its concave, and to C D on its convex side. 1st case. Tlie required curve is to pass through the point G of thecurve A Li. Erinn…
Architecture · Civil engineering · Science
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