As adjectives the difference between jacobian and undefined
is that
jacobian is (
jacobian) while
undefined is lacking a definition or value.
As a noun jacobian
is (
jacobian).
jacobian English
Adjective
( )
 The Jacobian matrix has partial derivatives as its entries.
Noun
( en noun)
(calculus) A Jacobian matrix or its associated operator.
(calculus) The determinant of such a matrix.

undefined English
Adjective
( wikipedia undefined)
( )
Lacking a definition or value.
(mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
 The result of division by zero is undefined .
Antonyms
* defined
