(10.1)

,

(10.2)

.

(10.1) (10.2) .

.

 

. 10.1

x, , x= x( t)

= :

t . . - x ():

. 10.2

x:

= :

t .

; :

A=0.5. - x ():

. 10.3

: :

x ():

 

. 10.4

x2, -, ( x=0).

: - :

:

, t,

- x ():