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Methodus inveniendi lineas curvas maximi minimive proprietate gaudentes sive solutio problematis isoperimetrici latissimo sensu accepti / auctore Leonhardo Eulero
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zo» z> e c v x r i s

lamin* statum naturalem, omnes oscillationum modi in scqucn»tibus aequationibus continebuntur:

I | sr -f- 4> =

II. - ---- - »+.<$! =

III. = -y- sr +4> =

8cc.

Aquationum ergo harum prima fcipalem oscillandi modum, pro qquo supra, per approximationem rguli 4> mox colliguntur esse i *, o'per sequentem calculum verus ipsii

ch i%o',4o*

seu 3640"

l°g.= Z. 5611013836subtr. 5,314425133»

/ cot. f <?>

l cot. i ch

/ cot. i ch

»rarbebit primum eumque prln-uo valor anguli <p simili modo,eperietur. Limites autem an-, 40" & i°, 1' s 0", cx quibusjs 4> valor eruitur.

1*, l', 0*

3660"

3, 5634810854

5,3144251332

1 <P ---- 8, 2466762504

<£ = 0,0176472180

I 4,7123889804

8. 24905595220,01774418074,7123889804

*f* = 4, 7300361984

4) 73 01 3 3i6n

-f- 4> = 30' 3 20"

* = *.0543424742

/<1/= 0,3126728453add. 0,3622156886

30', 30"

r, 051962648*

0, 3121694510

0, 3622156886

///= 0,6748885339

« 4,7302983543

0, 6743851 396

4, 7248186037

Error. + 636341

c

+ 53145574

63634tiss. 52509133

Hinc