һԪľʾ

   һأһԪɱʾΪa+b*i+c*j+d*kôҪʾһԪĹǣԪصĸܳ4ҰѾԪأңµ˳ȡֵabcdûֱӸֵΪ0.

ӣ

1
x =[ 1.00000000000000     2.00000000000000     3.00000000000000     4.00000000000000 ]

//ôxԪΪ1+2i+3j+4k


2
y =
[ 4.00000000000000     5.00000000000000
  6.00000000000000     7.00000000000000 ]

//ôyԪΪ4+5i+6j+7k

3
z =[ 4.00000000000000     5.00000000000000 ]

//ôzԪΪ4+5i

4
f =
[ 5.00000000000000
  7.00000000000000
  9.00000000000000 ]

//ôfԪΪ5+7i+9j


Ԫ

ο:{Ԫ<http://zh.wikipedia.org/wiki/%E5%9B%9B%E5%85%83%E6%95%B0>}
