be9337a4-aef3-4e72-a320-e83f506fa7f4 14 Валерий Очков 4 5 false false 0 0 decimal

&[DATE] &[TIME] - &[FILENAME]

One problem from the article: About Oscillations in Nonlinear Systems with Elastic Bonds
https://www.mdpi.com/2227-7390/11/8/1765

m 1 kg * :

r 1 m * :

h k PE PE.D m g.e * h r - (* : PE.B l 2 r * (2^h r - (2^- sqrt : L 2 l π r * + 2 r * + (* : ΔL L 2 r * 3 π + (* - : k ΔL 2^2 / * 41 line : PE.D PE.B + 31 line :

k 7 N m / * :

h 2 m * :

h k PE 17.3092 J *

h k PE h diff J m / 2.0275 -

h k PE h diff h diff J m 2^/ 6.4456 -

h k Clear 1

h k PE h diff h k PE h 2 diff 21 mat h 2 m * ≡ k 7 N m / * ≡ 21 mat FindRoot 2.217 m * 5.446 kg s 2^/ * 21 mat

h k 21 mat 2.2166 m * 5.4458 kg s 2^/ * 21 mat

Without units - with pseudo-units

kg 1 :

m 1 :

s 1 :

h.1 k.1 21 mat h k PE h diff h k PE h diff h diff 21 mat h k 21 mat 2 m * 7 N m / * 21 mat roots : 2.217 5.446 21 mat

ОК

k.1 N m / 5.4458

h.1 m 2.2166