일반수학및실습2-11.3절

2128 days 전, jhlee2chn 작성

예.

u=vector([1, -2, -1]) v=vector([-2, 4, 1]) print "uxv=", u.cross_product(v) print "vxu=", v.cross_product(u) 
       
uxv= (2, 1, 0)
vxu= (-2, -1, 0)
uxv= (2, 1, 0)
vxu= (-2, -1, 0)