`size'
------

size(VECT|MAT)
     :: `[VECT $@$ND9$5(J]' $@$^$?$O(J `[MAT $@$N9T?t(J,MAT $@$NNs?t(J]'.

RETURN
     $@%j%9%H(J
VECT
     $@%Y%/%H%k(J
MAT
     $@9TNs(J

   * VECT $@Kt$O(J, MAT $@$N%5%$%:$r%j%9%H$G=PNO$9$k(J.
   * LIST $@$N%5%$%:$O(J `length()'$@$r(J, $@M-M}<0$K8=$l$kC19`<0$N?t$O(J 
     `nmono()' $@$rMQ$$$k(J.

     [0] A = newvect(4);
     [ 0 0 0 0 ]
     [1] size(A);
     [4]
     [2] B = newmat(2,3,[[1,2,3],[4,5,6]]);
     [ 1 2 3 ]
     [ 4 5 6 ]
     [3] size(B);
     [2,3]

$@;2>H(J
     `length', `nmono'

