irregular-matrix? ( object -- ? )
Matrix operations

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Vocabulary
math.matrices

Inputs and outputs

object	an object
?	a boolean

Word description
Tests if the object is an instance of the irregular-matrix class.

Definition

USING: combinators.short-circuit kernel sequences ;

IN: math.matrices

: irregular-matrix? ( object -- ? )
    dup sequence?
    [ { [ [ sequence? ] all? ] [ regular-matrix? not ] } 1&& ]
    [ drop f ] if ;