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Subject: =?koi8-r?B?2s7B3svJIMfFz83F1NLJ3i4gxsnH1dI=?=
Date: Thu, 11 Dec 2008 13:51:02 +0300
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=F5=D7=C1=D6=C1=C5=CD=D9=C5 =D0=CF=CC=D8=DA=CF=D7=C1=D4=C5=CC=C9 =EC=C1=D4=
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=E9=DA=D7=C9=CE=C9=D4=C5, =D0=CF=D6=C1=CC=D5=CA=D3=D4=C1, =DA=C1 =C2=C5=D3=
=D0=CF=CB=CF=CA=D3=D4=D7=CF.

=F1 =D0=C9=DB=D5 =D0=CF=D3=CF=C2=C9=C5 =D0=CF =C1=CE=C1=CC=C9=D4=C9=DE=C5=
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=E4=CC=D1 =D0=CC=CF=DD=C1=C4=C9 =D4=D2=C5=D5=C7=CF=CC=D8=CE=C9=CB=C1, =D0=
=CF=D3=D4=D2=CF=C5=CE=CE=CF=C7=CF =CE=C1 =D7=C5=CB=D4=CF=D2=C1=C8 $\vec{a=
}$ =C9 $\vec{b}$, =CF=DE=C5=CE=D8 =D5=C4=CF=C2=CE=CF =CF=C2=CF=DA=CE=C1=DE=
=C5=CE=C9=C5 $S_{\triangle}(\vec{a},\vec{b})$.

(=F0=CF=C4 =D0=CC=CF=DD=C1=C4=D8=C0 =D4=D2=C5=D5=C7=CF=CC=D8=CE=C9=CB=C1,=
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 =D4=D2=C5=D5=C7=CF=CC=D8=CE=C9=CB=C1 $CAB$ =D4=C1=CB=CF=C7=CF, =DE=D4=CF=
 $\overrightarrow{CA}=3D\vec{a}$ =C9 $\overrightarrow{CB}=3D\vec{b}$).

=E4=CC=D1 =D0=CC=CF=DD=C1=C4=C9 =D0=C1=D2=C1=CC=CC=C5=CC=CF=C7=D2=C1=CD=CD=
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=E1=CE=C1=CC=CF=C7=C9=DE=CE=CF, =C4=CC=D1 =CF=C2=DF=C5=CD=C1 =D0=C9=D2=C1=
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=C1=C8 $\vec{a}$, $\vec{b}$ =C9 $\vec{c}$, =C8=CF=D4=C5=CC=CF=D3=D8 =C2=D9=
 =C9=D3=D0=CF=CC=D8=DA=CF=D7=C1=D4=D8 =CF=C2=CF=DA=CE=C1=DE=C5=CE=C9=C5 $=
V_{???}(\vec{a},\vec{b},\vec{c})$,
=D7 =CB=CF=D4=CF=D2=CF=CD =CE=C1 =CD=C5=D3=D4=C5 {???} =CE=C1=D2=C9=D3=CF=
=D7=C1=CE=C1 =CD=C1=CC=C5=CE=D8=CB=C1=D1 =D0=C9=D2=C1=CD=C9=C4=CB=C1.

=EE=C1=CB=CF=CE=C5=C3, =C4=CC=D1 =CF=C2=DF=C5=CD=C1 =D0=C1=D2=C1=CC=CC=C5=
=CC=C5=D0=C9=D0=C5=C4=C1, =D0=CF=D3=D4=D2=CF=C5=CE=CE=CF=C7=CF =CE=C1 =D7=
=C5=CB=D4=CF=D2=C1=C8 $\vec{a}$, $\vec{b}$ =C9 $\vec{c}$, =C8=CF=D4=C5=CC=
=CF=D3=D8 =C2=D9 =C9=D3=D0=CF=CC=D8=DA=CF=D7=C1=D4=D8 =CF=C2=CF=DA=CE=C1=DE=
=C5=CE=C9=C5 $V_{???}(\vec{a},\vec{b},\vec{c})$,
=D7 =CB=CF=D4=CF=D2=CF=CD =CE=C1 =CD=C5=D3=D4=C5 {???} =CE=C1=D2=C9=D3=CF=
=D7=C1=CE =CD=C1=CC=C5=CE=D8=CB=C9=CA =D0=C1=D2=C1=CC=CC=C5=CC=C5=D0=C9=D0=
=C5=C4.

=EE=C5 =CD=CF=C7=CC=C9 =C2=D9 =F7=D9 =D0=CF=C4=D3=CB=C1=DA=C1=D4=D8 (=CE=C1=
=D0=D2=C9=CD=C5=D2, =C4=CC=D1 =D3=CC=D5=DE=C1=D1 =D0=C1=D2=C1=CC=CC=C5=CC=
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=D4=D8 =DA=CE=C1=DE=CF=CB =CD=C1=CC=C5=CE=D8=CB=CF=C7=CF =D0=C1=D2=C1=CC=CC=
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=C5=CB=D3=C1?

=F6=C5=CC=C1=D4=C5=CC=D8=CE=CF, =CB=CF=CE=C5=DE=CE=CF, =DE=D4=CF=C2=D9 =DC=
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=E5=D3=CC=C9 =D7=C4=D2=D5=C7 =CB=D4=CF-=D4=CF =DA=CE=C1=C5=D4, =CB=C1=CB =
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=C1=CD=CD=C1, =D0=C9=D2=C1=CD=C9=C4=D9 =C9 =D0=C1=D2=C1=CC=CC=C5=CC=C5=D0=
=C9=D0=C5=C4=C1, =D0=CF=D6=C1=CC=D5=CA=D3=D4=C1, =CF=D0=C9=DB=C9=D4=C5 (=D6=
=C5=CC=C1=D4=C5=CC=D8=CE=CF =CF=DE=C5=CE=D8 =D0=CF=C4=D2=CF=C2=CE=CF, =D4=
=C1=CB =CB=C1=CB =D1 =D3=CF=D7=C5=D2=DB=C5=CE=CE=CF =CE=C5 =DA=CE=C1=C0 "=
=D7=CE=D5=D4=D2=C5=CE=CE=CF=D3=D4=C5=CA" =EC=C1=D4=C5=C8=C1).

=F3 =D5=D7=C1=D6=C5=CE=C9=C5=CD, =EB=CF=D3=D4=C9=CE =F3=C5=D2=C7=C5=CA =F7=
=D1=DE=C5=D3=CC=C1=D7=CF=D7=C9=DE (kostinsv77@mail.ru).
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<DIV>(=F0=CF=C4 =D0=CC=CF=DD=C1=C4=D8=C0 =D4=D2=C5=D5=C7=CF=CC=D8=CE=C9=CB=
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=C9 $\overrightarrow{CB}=3D\vec{b}$).</DIV>
<DIV>&nbsp;</DIV>
<DIV>=E4=CC=D1 =D0=CC=CF=DD=C1=C4=C9 =D0=C1=D2=C1=CC=CC=C5=CC=CF=C7=D2=C1=
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<DIV>&nbsp;</DIV>
<DIV>
<DIV>=E1=CE=C1=CC=CF=C7=C9=DE=CE=CF, =C4=CC=D1 =CF=C2=DF=C5=CD=C1 =D0=C9=D2=
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$\vec{b}$ =C9 $\vec{c}$, =C8=CF=D4=C5=CC=CF=D3=D8 =C2=D9 =C9=D3=D0=CF=CC=D8=
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$\vec{b}$ =C9 $\vec{c}$, =C8=CF=D4=C5=CC=CF=D3=D8 =C2=D9 =C9=D3=D0=CF=CC=D8=
=DA=CF=D7=C1=D4=D8&nbsp;=CF=C2=CF=DA=CE=C1=DE=C5=CE=C9=C5=20
$V_{???}(\vec{a},\vec{b},\vec{c})$,</DIV>
<DIV>=D7 =CB=CF=D4=CF=D2=CF=CD&nbsp;=CE=C1 =CD=C5=D3=D4=C5 {???} =CE=C1=D2=
=C9=D3=CF=D7=C1=CE =CD=C1=CC=C5=CE=D8=CB=C9=CA =D0=C1=D2=C1=CC=CC=C5=CC=C5=
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=CE=C1=D2=C9=D3=CF=D7=C1=D4=D8 =DA=CE=C1=DE=CF=CB =CD=C1=CC=C5=CE=D8=CB=CF=
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=D0=C5=DE=C1=D4=C1=D4=D8 =D7 =C6=CF=D2=CD=D5=CC=C1=C8 =EC=C1=D4=C5=C8=C1&=
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<DIV>=F6=C5=CC=C1=D4=C5=CC=D8=CE=CF, =CB=CF=CE=C5=DE=CE=CF, =DE=D4=CF=C2=D9=
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=DA=CE=C1=DE=C9=D4=C5=CC=D8=CE=CF =CC=D5=DE=DB=C5 =CB=C1=DE=C5=D3=D4=D7=CF=
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=D3=D4=C1, =CF=D0=C9=DB=C9=D4=C5 (=D6=C5=CC=C1=D4=C5=CC=D8=CE=CF =CF=DE=C5=
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<DIV>&nbsp;</DIV>
<DIV>=F3 =D5=D7=C1=D6=C5=CE=C9=C5=CD, =EB=CF=D3=D4=C9=CE =F3=C5=D2=C7=C5=CA=
 =F7=D1=DE=C5=D3=CC=C1=D7=CF=D7=C9=DE (<A=20
href=3D"mailto:kostinsv77@mail.ru">kostinsv77@mail.ru</A>).</DIV></DIV></=
FONT></DIV></BODY></HTML>

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