Stevin, Simon
,
Mathematicorum hypomnematum... : T. 4: De Statica : cum appendice et additamentis
,
1605
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*DE* S*TATICÆ ELEMENTIS*.
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quod Mathematicè quoque ex 22 propoſit. </
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ad FH non eſt alia, quam I ad G.</
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<
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">Siaxis columnæ puncta habeat, firmũ, & </
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iſto dependentia pondera, unum rectè, alterum obliquè
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extollens, in dato ſitu columnam cõſervant: </
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modum linea rectè extollens ad lineam obliquè extollen-
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tem; </
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<
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">ita illius pondus, ad pondus hujus.</
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">AB columna eſto, cujus axis ſit C D, in eoq́ue E punctum fir-
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mum, F mobile, cui G pondus rectè extollens appenſum columnam in dato
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ſitu ſervat; </
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<
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">indidĕ etiam obliquum pondus H dependens (coërcito vel amo-
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to G) in ſuo ſitu eandem detinet. </
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ectè extollente in I,
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ab obliquè extollente in K ſecatur. </
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I F ad obliquè tollentem FK: </
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H. </
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