`det'
-----

det(MAT)
     :: MAT ̍s񎮂߂.

RETURN
     
MAT
     s

   * s MAT ̍s񎮂߂.
   * Ȃ̃KEX@ɂĂ邽, ϐ𐬕Ƃ
     sɑ΂Ă͏s񎮓WJɂ@̂ق悢ꍇ.

     [91] A=newmat(5,5)$                         
     [92] V=[x,y,z,u,v];
     [x,y,z,u,v]
     [93] for(I=0;I<5;I++)for(J=0,B=A[I],W=V[I];J<5;J++)B[J]=W^J;
     [94] A;
     [ 1 x x^2 x^3 x^4 ]
     [ 1 y y^2 y^3 y^4 ]
     [ 1 z z^2 z^3 z^4 ]
     [ 1 u u^2 u^3 u^4 ]
     [ 1 v v^2 v^3 v^4 ]
     [95] fctr(det(A));
     [[1,1],[u-v,1],[-z+v,1],[-z+u,1],[-y+u,1],[y-v,1],[-y+z,1],[-x+u,1],[-x+z,1],
     [-x+v,1],[-x+y,1]]

Q
     `newmat'

