AEQyiLIBRII FLVIDORVM. 385 



ttocere velimus ponendo / c ~ zr s , ita vt s fit cer- 

 ta fundio ipfius z euanefcens pofito zzz o,, erit /§- — —* 



— b s 



feu pzzae a , et ob r=77, habebitur qzz b ^t 



— bs 



X J m. — 



~ TF * a "^bi notetur , fi calor per totam altitu- 

 dinem eflet idem fore s — z , fin autem calor de- 

 crefcat funetionem x in maiore ratione crefcere de- 

 bere quam z, ita tamen vt pofito zzzzo fiat szzo 

 et jizz: 1, vnde ilatui conueniet szz+o.z x exiften^ 



te X>i. Quo fa&o erit rzz — , et qzz^ 



Coroll. 1. 



97. Quodfi fcala caloris CRf lit linea re&a 

 verticalem A Z in altitudine zzzh fecans , ita vt 

 ibi calor prorfus euanefcat 5 pro hoc cafu habebimus 



bb_ 



r =2 ci* — r) tum vero p zz a (1 — l-) a etazr^ 



(1 — J-) a . Hinc pofito zzzb prefiio ibi eua- 

 nefcet , denfitas vero q vel euanefcet fi ^>°r vel 

 erit __:& fi £~r vel adeo infinita euadet fi &<<J-. 



C o r o 1 1. 2. 



98. Si fcala caloris fit logarithmica furfum 

 ctim verticali A 2 z conuergens , feu zzz bl c - erit 



Tom.XlILNou.Comrn, Ccc rzzce 



