!!! fichier d'initialisation de l'exercice 12 !!!

!read commonDir/common3

## coefficients de la bonne matrice
m11=(($norm)-2*($l1)*($a))/($norm)
m12=(-2*($a)*($l2))/($norm)
m13=(-2*($a)*($l3))/($norm)
m21=(-2*($l1)*($b))/($norm)
m22=(($norm)-2*($b)*($l2))/($norm)
m23=(-2*($b)*($l3))/($norm)
m31=(-2*($l1)*($c))/($norm)
m32=(-2*($l2)*($c))/($norm)
m33=(($norm)-2*($c)*($l3))/($norm)

coefList=!exec maxima $m11;\
$m12;\
$m13;\
$m21;\
$m22;\
$m23;\
$m31;\
$m32;\
$m33;\
$eqH;
!distribute lines $coefList into m11,m12,m13,m21,m22,m23,m31,m32,m33,eqH

## la bonne matrice
L1=$m11,$m12,$m13
L2=$m21,$m22,$m23
L3=$m31,$m32,$m33

mat=matrix([$L1],[$L2],[$L3])
goodrep=[$L1;$L2;$L3]

## quation du plan
eqH=!texmath $eqH=0
eqH=\($eqH)
