Аналитическая геометрия и линейная алгебра. Умнов А.Е. - 98 стр.

UptoLike

Составители: 

Рубрика: 


Ë} ÒÒ}ÈÁË ¯©m©° Ë®äÈËäÈÒ}Ò
lnj
ÙkÓÈãÒÒ˰}È«˺äË¯Ò«ÒãÒÓË®ÓÈ«ÈãË¯Èµ

äÓºmkp
nº¯äã©¹Ë¯Ë²ºÈº¹¯«äººãÓº®Ë}ȯºmº®°Ò°Ëä©}ºº¯ÒÓÈ}ÒãÒÓ
¯Ò˰}º®Òº¯ÈÓºÒäË°ãËÒ®mÒ
x
y
zh
xy
x
xy
y
xy
hz
=
=
=
=+
=
+
=
+
=
ρ
ϕ
ρ
ϕ
ρ
ϕϕ
cos
sin ;
cos ; sin ; .
22
22 22
 Ë }  Ò Ò    } È Á Ë  ¯ ©   m © °  Ë ®   ä È ˆ Ë ä È ˆ Ò } Ò  
ln‘j
ÙkÓÈã҈Ò˰}È«˺äˈ¯Ò«ÒãÒÓË®ÓÈ«ÈãË­¯ÈµäÓºmkp



          
          nº¯ä‚㩹˯˲ºÈºˆ¹¯«äº‚ºã Óº®Ë}ȯˆºmº®°Ò°ˆËä©}ºº¯ÒÓȈ}ÒãÒÓ
¯Ò˰}º®Òº­¯ÈˆÓºÒäË ˆ°ãË‚ Ò®mÒ
          
          
                     x = ρ cos ϕ                                        ρ = x2 + y2
                                         
                     y = ρ sin ϕ       ;                        x                          y                    
                    z=h                   cos ϕ =         x +y
                                                              2       2
                                                                          ; sin ϕ =
                                                                                       x +y
                                                                                         2       2
                                                                                                     ;   h=z .
                                         