2.1.Находим все слова

2. 3.(1y)y 4.(2x) 5.(2y)xy 6.(3x)yx (3y)yy[1] 7.(4x) 8.(4y)y 9.(5x)xyx (5y)xyy=[2] 10.(6x)yxx= 11.(6y)yxy (7x) 12.(7y) (8x) 13.(9x)xyxx=xy 14.(9y)xyxy 15.(10x)y 16.(10y)y 17.(11x)yxyx (11y)yxyy=yx[6] (12x) (12y) (13x)xy= 18.(13y)xy 19.(14x)xyxyx (14y)xyxyy=xyx[9]

(15x)y=[3] (15y)y[19]

(16x)y =[5] (16y)y =[10] (17x)yxy[18] 20.(17y)yxyxy (18x)xy[8]

(18y)xy=[13] (19x)xyxyxx=x[20]

(19y)xyxyxy=xyx[15]

(20x)yxyxyx=[12]

(20y)yxyx=17]

Список элементов

2.2.Порядки элементов

2.3.Переобозначим элементы группы

y		xyxy	yy	yxyx	x	xy	yx		yxy

xy	y	xyy	xyxyx		xyx	y	yxyxy

e

e

e

e

e

e

e

e

e

e

e

e

e

e

e

e

e

e

e

e