What's the difference between
and
Enter two words to compare and contrast their definitions, origins, and synonyms to better understand how those words are related.

Recursive vs Null - What's the difference?

recursive | null |

As an adjective recursive

is drawing upon itself, referring back.

As a noun null is

zero, nil; the cardinal number before einn.

recursive

English

Adjective

{{examples-right, sense=function, The factorial function - : f(0) = 1 : f(n) = n \times f(n-1) where n is any natural number greater than 0}} (en adjective)
  • drawing upon itself, referring back.
  • The recursive nature of stories which borrow from each other
  • (mathematics, not comparable) of an expression, each term of which is determined by applying a formula to preceding terms
  • (computing, not comparable) of a program or function that calls itself
  • (computing theory, not comparable, of a function) which can be computed by a theoretical model of a computer, in a finite amount of time
  • (computing theory, not comparable, of a set) whose characteristic function is recursive (4)
  • Hyponyms

    * (of a function) primitive recursive

    Hypernyms

    * recursively enumerable

    Derived terms

    * recursive acronym * tail recursive *

    See also

    * (wikipedia)

    null

    English

    Noun

    (en noun)
  • A non-existent or empty value or set of values.
  • Zero]] quantity of [[expression, expressions; nothing.
  • (Francis Bacon)
  • Something that has no force or meaning.
  • (computing) the ASCII or Unicode character (), represented by a zero value, that indicates no character and is sometimes used as a string terminator.
  • (computing) the attribute of an entity that has no valid value.
  • Since no date of birth was entered for the patient, his age is null .
  • One of the beads in nulled work.
  • (statistics) null hypothesis
  • Adjective

    (en adjective)
  • Having no validity, "null and void"
  • insignificant
  • * 1924 , Marcel Proust, Within a Budding Grove :
  • In proportion as we descend the social scale our snobbishness fastens on to mere nothings which are perhaps no more null than the distinctions observed by the aristocracy, but, being more obscure, more peculiar to the individual, take us more by surprise.
  • absent or non-existent
  • (mathematics) of the null set
  • (mathematics) of or comprising a value of precisely zero
  • (genetics, of a mutation) causing a complete loss of gene function, amorphic.
  • Derived terms

    * nullity

    Verb

    (en verb)
  • to nullify; to annul
  • (Milton)

    See also

    * nil ----