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P. 61
ɠɨԑɚɪɵɞɚԑɵ ɮɨɪɦɭɥɚɧɵ ԕɨɥɞɚɧɵɩ, 27-ɮɨɪɦɭɥɚɧɵ ɬԛɪɥɟɧɞɿɪɿɩ ɠɚɡɚɣɵԕ,
ɹԑɧɢ
o o oo ooo 58-ɫɭɪɟɬ
M O(F) ru F i , j, k o oo
x, y, z
Fx , Fy , Fz i ( yFz zFy ) j(zFx xFz ) k (xFy yF x ) .
ɋɨɧɵɦɟɧ ԕɚɬɚɪ MO (F ) ɜɟɤɬɨɪ ɪɟɬɿɧɞɟ ɤɨɨɪɞɢɧɚɬɚ ɨɫɶɬɟɪɿɧɟ ԧɡɿɧɿԙ
ɩɪɨɟɤɰɢɹɥɚɪɵ ɠԥɧɟ ɛɿɪɥɿɤ ɜɟɤɬɨɪɥɚɪ ɚɪԕɵɥɵ ԧɪɧɟɤɬɟɥɟɞɿ, ɞɟɦɟɤ:
MO (F) i>MO (F)@x j>MO (F)@y k >MO (F)@z .
59-ɫɭɪɟɬ
MO (F ) ɦԥɧɿɧɿԙ ԧɪɧɟɤɬɟɪɿɧ ɫɚɥɵɫɬɵɪɚ ɨɬɵɪɵɩ,
>MO (F )@x yFz zFy , >MO (F )@y zFx xFz , >MO (F )@z xFy yFx
ɬɟԙɞɿɝɿɧ ɚɥɚɦɵɡ.
ȿɧɞɿ 28-ɬɟΝɞɿɤɬɿ ɟɫɤɟɪɟ ɨɬɵɪɵɩ, ɤɟɥɟɫɿ ɮɨɪɦɭɚɥɚɪɞɵ ɚɥɚɦɵɡ
>MO (F)@x M x (F) , >MO (F)@y M y (F) , >MO (F)@z M z (F) ,
ɫɨɞɚɧ ɤɟɣɿɧ:
59
