Parameters

${\alpha }_u=0$

${\alpha }_v=1$

${\alpha }_w=1$

${\beta }_u=1$

${\beta }_v=0$

${\beta }_w=1$

${\gamma }_u=1$

${\gamma }_v=1$

${\gamma }_w=0$

$c_u=c$

$c_v=c$

$c_w=c$