Method on @sym: isempty (x) ¶

Return true a symbolic array is empty (one dimension is zero).

Examples:

isempty(sym([]))
  ⇒ 1
isempty(sym(pi))
  ⇒ 0
isempty(sym(zeros(4, 0)))
  ⇒ 1

See also: @sym/size, @sym/numel.

Package: symbolic